\u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840 – C++ \u63d0\u7eb2<\/title>\n <style>\n body {\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, \"Microsoft YaHei\", sans-serif;\n line-height: 1.8;\n max-width: 900px;\n margin: 0 auto;\n padding: 30px 25px;\n background: linear-gradient(180deg, #e8f4fc 0%, #d4ecf7 50%, #c5e3f6 100%);\n color: #333;\n min-height: 100vh;\n }\n h1 {\n text-align: center;\n color: #1a5276;\n border-bottom: 3px solid #3498db;\n padding-bottom: 15px;\n }\n h2, h3, h4 {\n color: #2980b9;\n }\n h2 { border-left: 4px solid #3498db; padding-left: 15px; }\n p { margin: 10px 0; }\n ul, ol { margin: 10px 0; padding-left: 25px; }\n li { margin: 5px 0; }\n code {\n background: #ecf0f1;\n padding: 2px 6px;\n border-radius: 3px;\n font-family: Consolas, Monaco, monospace;\n font-size: 0.9em;\n }\n pre {\n background: #2c3e50;\n color: #ecf0f1;\n padding: 15px;\n border-radius: 5px;\n overflow-x: auto;\n font-size: 0.85em;\n }\n pre code { background: none; padding: 0; color: inherit; }\n table {\n width: 100%;\n border-collapse: collapse;\n margin: 15px 0;\n font-size: 0.9em;\n }\n th, td {\n border: 1px solid #bdc3c7;\n padding: 8px 10px;\n text-align: left;\n }\n th { background: #3498db; color: white; }\n tr:nth-child(even) { background: #f8f9fa; }\n img {\n max-width: 100%;\n height: auto;\n display: block;\n margin: 20px auto;\n padding: 10px;\n background: white;\n border-radius: 4px;\n box-shadow: 0 2px 8px rgba(0,0,0,0.15);\n }\n hr {\n border: none;\n border-top: 2px dashed #85c1e9;\n margin: 30px 0;\n }\n <\/style>\n<\/head>\n<body>\n <h1>\u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840<\/h1>\n \u7b2c\u4e00\u90e8\u5206 <\/span><\/span><\/span><![endif]>\u5165\u95e8\u57fa\u7840<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u4e00\u3001<\/font>C++\u7b80\u4ecb<\/font><\/span><o:p><\/o:p><\/span><\/p>1.\u878d\u5408\u7684\u7f16\u7a0b\u65b9\u5f0f\uff1aC\u8bed\u8a00\u4ee3\u8868\u7684<\/font><\/span>\u8fc7\u7a0b\u6027\u8bed\u8a00<\/font><\/span><\/b>\u3001<\/font><\/span>\u9762\u5411\u5bf9\u8c61\uff08<\/font>OOP\uff09<\/font><\/span><\/b>\u7f16\u7a0b\u3001<\/font>C++\u6a21\u677f\u652f\u6301\u7684<\/font><\/span>\u6cdb\u578b\u7f16\u7a0b<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>2.<\/font><\/span>\u6c47\u7f16\u8bed\u8a00<\/font><\/span><\/b>\u4f9d\u8d56\u4e8e\u8ba1\u7b97\u673a\u5185\u90e8\u7684<\/font><\/span>\u673a\u5668\u8bed\u8a00<\/font><\/span><\/b>\uff08\u90fd\u5c5e\u4e8e<\/font><\/span>\u4f4e\u7ea7\u8bed\u8a00<\/font><\/span><\/b>\uff0c<\/font><\/span>\u76f4\u63a5\u64cd\u4f5c\u786c\u4ef6<\/font><\/span><\/u>\u3002<\/font><\/span>\u6c47\u7f16\u8bed\u8a00\u662f\u673a\u5668\u8bed\u8a00\u7684<\/font><\/span><\/u>\u52a9\u8bb0\u7b26<\/font><\/span><\/u><\/b>\uff09\uff0c<\/font>C\u3001C++\u662f<\/font><\/span>\u9ad8\u7ea7\u8bed\u8a00<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>3.<\/font><\/span>\u6570\u636e<\/font>+\u7b97\u6cd5=\u7a0b\u5e8f<\/font><\/span><\/b>\uff0c<\/font>C\u8bed\u8a00\u4e3a<\/font><\/span>\u7ed3\u6784\u5316\u7f16\u7a0b<\/font><\/span><\/b>\uff08\u987a\u5e8f\u3001\u5faa\u73af\u3001\u5206\u652f\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>4.C++\u8bed\u8a00\u7684\u57fa\u672c\u7684\u6a21\u5757\uff1a<\/font><\/span>\u51fd\u6570<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>5.C++\u7531Bjarne Stroustrup\u4e8e20\u4e16\u7eaa80\u5e74\u4ee3\u5728\u8d1d\u5c14\u5b9e\u9a8c\u5ba4\u5f00\u53d1\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>6.\u5728<\/font><\/span>\u4e00\u5b9a\u7a0b\u5ea6<\/font><\/span><\/u>\u4e0a\u6765\u8bf4\uff0c<\/font><\/span>C++\u662fC\u7684\u8d85\u96c6\u3002<\/font><\/span><\/u>\uff08\u51e0\u4e4e\u6240\u6709\u7684\u6709\u6548<\/font>C\u8bed\u8a00\u7a0b\u5e8f\u90fd\u662f\u6709\u6548\u7684C++\u7a0b\u5e8f\uff09<\/font><\/span>\u4f46<\/font>C++\u5e76\u6ca1\u6709\u5b8c\u5168\u5305\u542bC\u8bed\u8a00\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><img decoding=\"async\" width=\"135\" height=\"126\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248314.png\" align=\"left\" hspace=\"12\" ><img decoding=\"async\" width=\"130\" height=\"126\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248315.png\" align=\"left\" hspace=\"12\" ><img decoding=\"async\" width=\"153\" height=\"190\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248316.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"152\" height=\"190\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248317.png\" align=\"left\" hspace=\"12\" >7.\u5c06\u7a0b\u5e8f\u7684\u6e90\u4ee3\u7801\u8bd1\u4e3a\u673a\u5668\u8bed\u8a00\uff0c\u5f62\u6210<\/font><\/span>\u76ee\u6807\u4ee3\u7801<\/font><\/span><\/b>(object code,.obj);\u5c06<\/font><\/span>\u542f\u52a8\u4ee3\u7801<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u5e93\u4ee3\u7801<\/font><\/span><\/b>\u548c<\/font><\/span>\u76ee\u6807\u4ee3\u7801<\/font><\/span><\/b>\u94fe\u63a5\u5728\u4e00\u8d77\uff0c\u5373<\/font><\/span>\u94fe\u63a5<\/font><\/span><\/b>\uff0c\u5f97\u5230<\/font><\/span>\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p>\u4e8c\u3001\u7b2c\u4e00\u4e2a\u7a0b\u5e8f<\/font><\/span><o:p><\/o:p><\/span><\/p>\u793a\u4f8b\u7a0b\u5e8f<\/font>:\u6458\u81eaC++ PRIMER PLUS(6TH EDITION)<\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/<\/span><\/i> <\/span>myfirst.cpp–displays<\/span><\/i> <\/span>a<\/span><\/i> <\/span>message<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>#include<\/span> <\/span><<\/span><\/b>iostream<\/span>><\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>a<\/span><\/i> <\/span>PREPROCESSOR<\/span><\/i> <\/span>directive<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>int<\/span><\/b> <\/span>main<\/span>()<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>function<\/span><\/i> <\/span>header<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>{<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>start<\/span><\/i> <\/span>of<\/span><\/i> <\/span>function<\/span><\/i> <\/span>body<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>using<\/span><\/b> <\/span>namespace<\/span><\/b> <\/span>std<\/span><\/b>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>make<\/span><\/i> <\/span>definitions<\/span><\/i> <\/span>visible<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>“Come up and C++ me some time.”<\/span><\/b>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>message<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>endl<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>start<\/span><\/i> <\/span>a<\/span><\/i> <\/span>new<\/span><\/i> <\/span>line<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>“You won’t regret it!”<\/span><\/b> <\/span><<<\/span><\/b> <\/span>endl<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>more<\/span><\/i> <\/span>output<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>\/\/<\/span><\/i> <\/span>If<\/span><\/i> <\/span>the<\/span><\/i> <\/span>output<\/span><\/i> <\/span>window<\/span><\/i> <\/span>closes<\/span><\/i> <\/span>before<\/span><\/i> <\/span>you<\/span><\/i> <\/span>can<\/span><\/i> <\/span>read<\/span><\/i> <\/span>it,<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>\/\/<\/span><\/i> <\/span>add<\/span><\/i> <\/span>the<\/span><\/i> <\/span>following<\/span><\/i> <\/span>code:<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>\/\/<\/span><\/i> <\/span>cout<\/span><\/i> <\/span><<<\/span><\/i> <\/span>“Press<\/span><\/i> <\/span>any<\/span><\/i> <\/span>key<\/span><\/i> <\/span>to<\/span><\/i> <\/span>continue.”<\/span><\/i> <\/span><<endl;<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>\/\/<\/span><\/i> <\/span>cin.get();<\/span><\/i> <\/span><o:p><\/o:p><\/span><\/p> <\/span>return<\/span><\/b> <\/span>0<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>terminate<\/span><\/i> <\/span>main()<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>}<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>end<\/span><\/i> <\/span>of<\/span><\/i> <\/span>function<\/span><\/i> <\/span>body<\/span><\/i><o:p><\/o:p><\/span><\/p>7.\u5355\u884c\u6ce8\u91ca\uff1a\/\/ \u5f00\u5934\uff1b\u591a\u884c\u6ce8\u91ca\uff1a\/* *\/ \u5f00\u5934\u3002\u7f16\u8bd1\u5668\u4f1a\u5ffd\u7565\u6ce8\u91ca\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>8.▲C++\u5bf9\u5927\u5c0f\u5199\u654f\u611f<\/font><\/span><\/b>\uff0c<\/font>Cout\u4e0ecout\u5e76\u4e0d\u4e00\u6837\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>9.C++\u6e90\u6587\u4ef6\u7684<\/font><\/span>\u6269\u5c55\u540d<\/font><\/span><\/b>:<\/font><\/span>.cpp<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>10.main()\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>main()\u662f\u9ed8\u8ba4\u7684<\/font><\/span>\u4e3b\u51fd\u6570<\/font><\/span><\/b>\u3002<\/font><\/span>\u51fd\u6570\u5b9a\u4e49<\/font><\/span><\/b>\u7531<\/font><\/span>\u82b1\u62ec\u53f7\u53ca\u5176\u91cc\u9762\u7684\u8bed\u53e5\u7ec4\u6210<\/font><\/span><\/u>\uff0c<\/font>int main()\u53eb\u505a<\/font><\/span>\u51fd\u6570\u5934<\/font><\/span><\/b>\uff0c<\/font><\/span>\u82b1\u62ec\u53f7\u4e2d\u5305\u62ec\u7684\u8bed\u53e5<\/font><\/span><\/u>\u53eb<\/font><\/span>\u51fd\u6570\u4f53<\/font><\/span><\/b>\uff0c\u6307\u51fa\u4e86\u51fd\u6570\u5177\u4f53\u505a\u4ec0\u4e48\u3002<\/font>return 0;\u662f<\/font><\/span>\u8fd4\u56de\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u7ed3\u675f\u8be5\u51fd\u6570\uff0c\u8fd4\u56de<\/font>0\u8868\u793a\u7a0b\u5e8f\u6267\u884c\u6210\u529f\u5e76\u9000\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>11. <\/span><\/span><\/span><![endif]>\u6bcf\u6761\u5b8c\u6574\u7684\u6307\u4ee4\u79f0\u4e3a<\/font><\/span>\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u4ee5\u5206\u53f7\u7ed3\u675f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>12. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"211\" height=\"163\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72481510.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"252\" height=\"164\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72481511.png\" align=\"left\" hspace=\"12\" >\u4f4d\u4e8e\u51fd\u6570\u540d\u524d\u9762\u7684\u90e8\u5206\u53eb\u505a<\/font><\/span>\u51fd\u6570\u8fd4\u56de\u7c7b\u578b<\/font><\/span><\/b>\uff0c\u51fd\u6570\u540d\u540e\u62ec\u53f7\u91cc\u7684\u90e8\u5206\u53eb\u505a<\/font><\/span>\u5f62\u5f0f\u53c2\u6570\u5217\u8868<\/font><\/span><\/b>\uff08\u7b80\u79f0<\/font><\/span>\u5f62\u53c2\u5217\u8868<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>13. <\/span><\/span><\/span><![endif]>main()\u51fd\u6570\u88ab<\/font><\/span><\/u>\u542f\u52a8\u4ee3\u7801<\/font><\/span><\/u><\/b>\u8c03\u7528\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>14. <\/span><\/span><\/span><![endif]>C++\u51fd\u6570\u7ed9\u8c03\u7528\u53c2\u6570\u8fd4\u56de\u7684\u503c\u662f<\/font><\/span>\u8fd4\u56de\u503c<\/font><\/span><\/b>\u3002\u6b64\u5904<\/font>int\u8868\u793a\u6574\u6570\u503c\u3002\u7a7a\u62ec\u53f7\u610f\u5473main()\u4e0d\u63a5\u53d7\u53c2\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>15. <\/span><\/span><\/span><![endif]>int main(void)\u662f\u4e00\u79cd\u53d8\u4f53\uff0c<\/font><\/span>void\u5173\u952e\u5b57\u6307\u51fa\u51fd\u6570\u4e0d\u63a5\u53d7\u4efb\u4f55\u53c2\u6570<\/font><\/span><\/u>\uff0c\u4e0e<\/font>int main()\u7b49\u4ef7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>16. <\/span><\/span><\/span><![endif]>#include<iostream>\u5c06iostream\u5934\u6587\u4ef6\u5f15\u5165\u3002#include<\u6807\u51c6\u5934\u6587\u4ef6>\u662f<\/font><\/span>\u9884\u5904\u7406\u6307\u4ee4<\/font><\/span><\/b>\uff0c\u4ee5<\/font>#\u5f00\u5934\uff0c\u4f1a\u5728\u6e90\u4ee3\u7801\u7f16\u8bd1\u4e4b\u524d\u628a\u5934\u6587\u4ef6\u5185\u5bb9\u6dfb\u52a0\u5230\u7a0b\u5e8f\u4e2d\u3002iostream\u662f\u6807\u51c6\u8f93\u5165\u8f93\u51fa\u6d41,io\u8868\u793a\u8f93\u5165\u8f93\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>17. <\/span><\/span><\/span><![endif]>\u50cf<\/font>iostream\u8fd9\u6837\u7684\u6587\u4ef6\u53eb<\/font><\/span>\u5305\u542b\u6587\u4ef6<\/font><\/span><\/b>\uff0c\u4e5f\u53eb<\/font><\/span>\u5934\u6587\u4ef6<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u8bed\u8a00\u5934\u6587\u4ef6\u7684\u540e\u7f00\u4e3a.h\uff0cC++\u7684\u5934\u6587\u4ef6\u6ca1\u6709\u540e\u7f00\u3002C++\u53ef\u4ee5\u4f7f\u7528C\u8bed\u8a00\u6807\u51c6\u5934\u6587\u4ef6\uff0c\u9700\u53bb\u6389.h\u540e\u7f00\u5e76\u52a0\u4e0ac\u524d\u7f00\u3002<\/font><\/span>\u5982\uff1a<\/font>math.h -> cmath<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>18. <\/span><\/span><\/span><![endif]>using namespace std;\u662f<\/font><\/span>using\u7f16\u8bd1\u6307\u4ee4<\/font><\/span><\/b>\uff0c\u8868\u793a\u4f7f\u7528<\/font><\/span>std<\/font><\/span><\/b>(\u5373<\/font><\/span>\u6807\u51c6\u540d\u79f0\u7a7a\u95f4<\/font><\/span><\/b>)\u540d\u79f0\u7a7a\u95f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\u679c\u540d\u79f0\u7a7a\u95f4<\/font>a\u4e2d\u6709\u51fd\u6570b(),\u5219\u8c03\u7528\u65f6\u4e3aa::b().<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>19. <\/span><\/span><\/span><![endif]>using std::cout;\u8868\u793a\u53ea\u4f7f\u7528std::cout\u8fd9\u4e2a\u540d\u79f0\uff0c\u800c\u4e0d\u662f\u5c06\u6574\u4e2astd\u90fd\u5bfc\u5165\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>20. <\/span><\/span><\/span><![endif]>cout<<\u8868\u8fbe\u5f0f0<<\u8868\u8fbe\u5f0f1<<.......;\u53ef\u4ee5\u628a\u8868\u8fbe\u5f0f\u63d2\u5165\u5230\u8f93\u51fa\u6d41\u4e2d\u8f93\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>21. <\/span><\/span><\/span><![endif]>cout<\/span> <\/span><<<\/span><\/b> <\/span>“Come up and C++ me some time.”<\/span><\/b>;<\/span><\/b> <\/span>\u5176\u4e2d\u7684<\/font><\/span>\u5b57\u7b26\u4e32<\/font><\/span><\/b>\u4ee5<\/font>\u201c\u201d\u6269\u8d77\u3002\uff08\u6ce8\u610f\u662f\u82f1\u6587\u6807\u70b9\u7b26\u53f7\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>22. <\/span><\/span><\/span><![endif]>\u63a7\u5236\u7b26<\/font><\/span><\/b>endl:\u8fdb\u884c\u6362\u884c\uff0c\u5728\u540d\u79f0\u7a7a\u95f4std\u4e2d\u88ab\u5b9a\u4e49\u3002\u5176\u7b49\u4ef7\u4e8e<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u2019<\/font><\/span>\\n<\/font><\/span>\u2019<\/font><\/span>\uff08\u6ce8\u610f\uff1a\u5b57\u7b26\u4e32\u7528<\/font>\u201c\u201d\u5f15\u8d77\uff0c<\/font><\/span>\u5b57\u7b26<\/font><\/span><\/b>\u7528<\/font>\u2018\u2019\u5f15\u8d77\uff09,<\/font><\/span>\u5176\u88ab\u89c6\u4f5c\u4e00\u4e2a\u5b57\u7b26<\/font><\/span><\/u>\u3002\u5728\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u5b83\u53ef\u4ee5\u6362\u884c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>23. <\/span><\/span><\/span><![endif]>\u7a7a\u683c<\/font><\/span><\/b>\u3001<\/font><\/span>\u5236\u8868\u7b26<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u56de\u8f66<\/font><\/span><\/b>\u7edf\u79f0<\/font><\/span>\u7a7a\u767d<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>24. <\/span><\/span><\/span><![endif]>\u58f0\u660e\u8bed\u53e5<\/font><\/span><\/b>\u58f0\u660e\u53d8\u91cf\uff1a<\/font><\/span> \u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d<\/font>(=\u503c);<\/font><\/span><\/u>\u5982<\/font>int total;\u6216int total=0;<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>25. <\/span><\/span><\/span><![endif]>\u53d8\u91cf\u540d\u6807\u8bc6\u4e86\u4e00\u4e2a<\/font><\/span>\u5185\u5b58\u5355\u5143<\/font><\/span><\/b>\uff0c\u56e0\u5176\u53ef\u4ee5\u4fee\u6539\uff0c\u79f0\u4f5c<\/font><\/span>\u53d8\u91cf<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>26. <\/span><\/span><\/span><![endif]>\u7a0b\u5e8f\u4e2d\u7684\u58f0\u660e\u8bed\u53e5\u53eb<\/font><\/span>\u58f0\u660e\u5b9a\u4e49\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u7b80\u79f0\u4e3a<\/font><\/span>\u5b9a\u4e49<\/font><\/span><\/b>\u3002\u4f1a\u5bfc\u81f4\u7f16\u8bd1\u5668\u4e3a\u5176\u5206\u914d<\/font><\/span>\u5185\u5b58\u7a7a\u95f4<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>27. <\/span><\/span><\/span><![endif]>C++\u4e2d\u8fd8\u6709<\/font><\/span>\u5f15\u7528\u58f0\u660e<\/font><\/span><\/b>\uff0c<\/font><\/span>\u58f0\u660e\u4e0d\u4e00\u5b9a\u662f\u5b9a\u4e49<\/font><\/span><\/u>\uff0c\u4f46\u5b9a\u4e49\u4e00\u5b9a\u662f\u58f0\u660e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>28. <\/span><\/span><\/span><![endif]>=\u662f<\/font><\/span>\u8d4b\u503c\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\uff0c\u4f7f\u7528\u65b9\u6cd5\uff1a<\/font> <\/span>\u53d8\u91cf\u540d<\/font>=\u503c;<\/font><\/span><\/u> \u5176\u4ece\u53f3\u5411\u5de6\u6267\u884c\u3002\u53ef\u4ee5\u8fde\u7eed\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>29. <\/span><\/span><\/span><![endif]>cout\u53ef\u4ee5\u8f93\u51fa\u53d8\u91cf\uff0c\u63d2\u5165\u65f6\u8f93\u5165\u53d8\u91cf\u540d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>30. <\/span><\/span><\/span><![endif]>\u4f7f\u7528<\/font>cin: cin\u53ef\u4ee5\u8fdb\u884c\u8f93\u5165\uff0c\u7528\u6cd5cin>>\u53d8\u91cf0>>……;\u8f93\u5165\u591a\u4e2a\u503c\u7528\u7a7a\u683c\u56de\u8f66\u5206\u9694\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>31. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"195\" height=\"144\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72482483.png\" align=\"left\" hspace=\"12\" >cmath\u4e2d\u7684sqrt()\u8ba1\u7b97\u7b97\u672f\u5e73\u65b9\u6839\u3002sqrt(25)\u503c\u4e3a5.sqrt(25)\u53eb<\/font><\/span>\u51fd\u6570\u8c03\u7528<\/font><\/span><\/b>\uff0c\u88ab\u8c03\u7528\u7684\u51fd\u6570\u53eb\u505a<\/font><\/span>\u88ab\u8c03\u7528\u51fd\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u88ab\u8c03\u51fd\u6570<\/font><\/span><\/b>\uff0c<\/font><\/span>called function<\/font><\/span><\/b>\uff09\uff0c\u5305\u542b\u51fd\u6570\u8c03\u7528\u7684\u51fd\u6570\u53eb<\/font><\/span>\u8c03\u7528\u51fd\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u4e3b\u8c03\u51fd\u6570<\/font><\/span><\/b>,<\/font><\/span>calling function<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>32. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"186\" height=\"131\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72482606.png\" align=\"left\" hspace=\"12\" >\u51fd\u6570\u8c03\u7528\u5706\u62ec\u53f7\u7684\u503c\u662f<\/font><\/span>\u5b9e\u9645\u53c2\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u5b9e\u53c2<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>33. <\/span><\/span><\/span><![endif]>\u51fd\u6570\u539f\u578b\uff1a<\/font>sqrt()\u7684\u51fd\u6570\u539f\u578b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>double sqrt(double);<\/font><\/span><o:p><\/o:p><\/span><\/p>double\u8868\u793a\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\uff08\u5c0f\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u51fd\u6570\u539f\u578b<\/font><\/span><\/b>\u53ea\u63cf\u8ff0<\/font><\/span>\u51fd\u6570\u63a5\u53e3<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>34. <\/span><\/span><\/span><![endif]>\u5728\u521b\u5efa\u53d8\u91cf\u65f6\u8d4b\u503c\u53eb<\/font><\/span>\u521d\u59cb\u5316<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>35. <\/span><\/span><\/span><![endif]>\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff1a\u8bed\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd4\u56de\u7c7b\u578b<\/font> \u51fd\u6570\u540d<\/font>(\u5f62\u53c2\u5217\u8868)<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8bed\u53e5<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u539f\u578b\uff1a\u8fd4\u56de\u7c7b\u578b<\/font> \u51fd\u6570\u540d<\/font>(\u5f62\u53c2\u5217\u8868\u6216\u5f62\u53c2\u7c7b\u578b\u7684\u5217\u8868);<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5728\u5f62\u53c2\u5217\u8868\u4e2d\uff0c\u6bcf\u4e2a\u53c2\u6570\u4ee5<\/font> \u201c\u7c7b\u578b \u53c2\u6570\u540d\u201d\u7684\u5f62\u5f0f\u51fa\u73b0\uff0c\u4e2d\u95f4\u4ee5\u9017\u53f7\u5206\u9694\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u6bcf\u4e2a\u51fd\u6570\u90fd\u662f\u72ec\u7acb\u7684\uff0c\u4e0d\u53ef\u5d4c\u5957\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u4f8b\uff1a<\/font>int solve(int,double); int solve(int a,double b){…}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u65e0\u8fd4\u56de\u503c\u7684\u51fd\u6570\u8fd4\u56de\u7c7b\u578b\u4e3a<\/font>void.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>36. <\/span><\/span><\/span><![endif]>▲\u53d8\u91cf\u540d\u548c\u51fd\u6570\u540d\u7684\u547d\u540d\u89c4\u5219\uff1a<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u4e0d\u80fd\u4f7f\u7528\u5173\u952e\u5b57\u4f5c\u4e3a\u540d\u79f0<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u4e0d\u80fd\u5728\u540d\u79f0\u4e2d\u5e26\u6709\u7a7a\u683c<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u5728\u540c\u4e00\u4f5c\u7528\u57df\u4e0b\uff0c\u4e00\u4e9b\u540d\u79f0\u4e0d\u53ef\u91cd\u590d\uff08\u51fd\u6570\u91cd\u8f7d\u9664\u5916\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u540d\u79f0\u4ee5\u5b57\u6bcd\u3001\u4e0b\u5212\u7ebf\u5f00\u5934\uff0c\u4ee5\u5b57\u6bcd\u3001\u4e0b\u5212\u7ebf\u4e0e\u6570\u5b57\u7ec4\u6210\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>37. <\/span><\/span><\/span><![endif]>\u5728\u51fd\u6570\u5916\u4f7f\u7528<\/font>using\u6307\u4ee4\uff1a\u5bf9\u6240\u6709\u51fd\u6570\u6709\u6548\uff0c\u5728\u51fd\u6570\u91cc\u4f7f\u7528using\u6307\u4ee4\uff1a\u5bf9\u672c\u51fd\u6570\u6709\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:492.7000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr style=\"height:85.7500pt;\" ><td width=656 valign=top style=\"width:492.7000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u603b\u7ed3\uff1a\u7b80\u5355\u7a0b\u5e8f\u7684\u7ed3\u6784<\/font><\/span><o:p><\/o:p><\/span><\/p>#include<\u6807\u51c6\u5934\u6587\u4ef6><\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/…\u5f15\u5165\u82e5\u5e72\u4e2a\u5934\u6587\u4ef6<\/font><\/span><o:p><\/o:p><\/span><\/p>using namespace std;<\/font><\/span><o:p><\/o:p><\/span><\/p>int main() <\/span>\/\/\u6216 int main(void)<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p> <\/span>\/\/\u4e00\u4e9b\u8bed\u53e5<\/font><\/span><o:p><\/o:p><\/span><\/p> <\/span>return 0;\/\/\u7a0b\u5e8f\u6210\u529f\u6267\u884c\u540e\u9000\u51fa<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table><![if !supportLists]>\u4e09\u3001<\/span><\/span><![endif]>\u57fa\u672c\u6570\u636e\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>38. <\/span><\/span><\/span><![endif]>\u6574\u578b\uff1a\u6ca1\u6709\u5c0f\u6570\u90e8\u5206\u7684\u6570\u5b57\u3002\u5206\u4e3a<\/font><\/span>\u7b26\u53f7\u6574\u578b<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u65e0\u7b26\u53f7\u6574\u5f62<\/font><\/span><\/b>\u3002\u7b26\u53f7\u6574\u578b\u6709\u6b63\u6570\u3001<\/font>0\u3001\u8d1f\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u800c\u65e0\u7b26\u53f7\u6574\u578b\u6ca1\u6709\u8d1f\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u7b26\u53f7\u6574\u578b<\/font><\/span>short<\/font><\/span><\/b>\u3001<\/font><\/span>int<\/font><\/span><\/b>\u3001<\/font><\/span>long<\/font><\/span><\/b>\u3001<\/font><\/span>long long<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"220\" height=\"259\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483260.png\" align=\"left\" hspace=\"12\" >\u2460.short\u81f3\u5c1116\u4f4d\uff0cint\u81f3\u5c11\u4e0eshort\u4e00\u6837\u957f\uff0clong\u81f3\u5c1132\u4f4d\uff0c\u4e14\u81f3\u5c11\u4e0eint\u4e00\u6837\u957f\uff0clong long\u81f3\u5c1164\u4f4d\uff0c\u4e14\u81f3\u5c11\u4e0elong\u4e00\u6837\u957f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461.\u5927\u90e8\u5206\u7cfb\u7edf\u4f7f\u7528\u7684\u957f\u5ea6:<\/font><\/span><o:p><\/o:p><\/span><\/p>short\u4e3a16\u4f4d int\u548clong\u4e3a32\u4f4d long long \u4e3a64\u4f4d<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462.\u5728\u5934\u6587\u4ef6climits\u4e2d\u8868\u793a\u5404\u79cd\u9650\u5236\u7684\u7b26\u53f7\u540d\u79f0\uff0c\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"242\" height=\"141\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483429.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"145\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483430.png\" align=\"left\" hspace=\"12\" >④.<\/font><\/span>\u7b26\u53f7\u5e38\u91cf<\/font><\/span><\/b>\u4ee5<\/font>#define\u5b9a\u4e49\uff0c#define\u662f\u9884\u5904\u7406\u6307\u4ee4\uff0c\u7528\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>#define \u540d\u79f0 \u8868\u8fbe\u5f0f\uff08\u8868\u8fbe\u5f0f\u53ef\u7701\u7565\uff0c\u53ea\u5b9a\u4e49\u4e00\u4e2a\u540d\u79f0\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd9\u4e9b\u5b9a\u4e49\u4e5f\u53eb<\/font><\/span>\u5b8f<\/font><\/span><\/b>\u5b9a\u4e49\u3002\u5728\u9884\u5904\u7406\u65f6\u4f1a\u8fdb\u884c<\/font><\/span>\u6587\u672c\u66ff\u6362<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>⑤\uff0e\u521d\u59cb\u5316\uff1a\u53ef\u4ee5\u5c06\u53d8\u91cf\u521d\u59cb\u5316\u4e3a\u53e6\u4e00\u4e2a\u53d8\u91cf\uff08\u4e59\u5b9a\u4e49\uff09\u3001\u8868\u8fbe\u5f0f\u3001<\/font><\/span>\u5b57\u9762\u503c\u5e38\u91cf<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>⑥\uff0eC++\u7684\u521d\u59cb\u5316\u65b9\u6cd5\uff1a\u7c7b\u578b\u540d \u53d8\u91cf\u540d(\u8868\u8fbe\u5f0f);<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06<\/font><\/span>\u5927\u62ec\u53f7\u521d\u59cb\u5316\u5668<\/font><\/span><\/b>\u7528\u4e8e\u5355\u503c\u53d8\u91cf\uff1a\u7c7b\u578b\u540d<\/font> \u53d8\u91cf\u540d<\/font>={\u8868\u8fbe\u5f0f};<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u521d\u59cb\u5316\u65b9\u5f0f\uff1a\u5c06\u5927\u62ec\u53f7\u521d\u59cb\u5316\u5668\u7528\u4e8e\u5355\u503c\u53d8\u91cf\uff1a\u7c7b\u578b\u540d \u53d8\u91cf\u540d{\u8868\u8fbe\u5f0f};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5927\u62ec\u53f7\u4e2d\u53ef\u4ee5\u4e0d\u5305\u542b\u4efb\u4f55\u4fe1\u606f\uff0c\u53d8\u91cf\u4f1a\u521d\u59cb\u5316\u4e3a<\/font>0<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7c7b\u578b\u540d<\/font> \u53d8\u91cf<\/font>{}; \u6216 \u7c7b\u578b\u540d \u53d8\u91cf={}; \u5176\u4e2d\u53d8\u91cf\u7684\u503c\u4e3a0.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u65e0\u7b26\u53f7\u7c7b\u578b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>unsigned short\u3001unsigned int(unsigned)\u3001unsigned long\u3001unsigned long long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u6574\u578b\u5b57\u9762\u91cf\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460C++\u6574\u578b\u7684\u4e09\u79cd\u8868\u793a\uff1a\u5341\u8fdb\u5236\u3001\u516b\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p>\u5982\u679c\u7b2c\u4e00\u4f4d\u4e3a<\/font>1~9\uff0c\u57fa\u6570\u4e3a10\uff1b\u5982\u679c\u7b2c\u4e00\u4f4d\u4e3a0\uff0c\u7b2c\u4e8c\u4f4d\u4e3a1~7\uff0c\u57fa\u6570\u4e3a8\uff1b\u5982\u679c\u524d\u4e24\u4f4d\u4e3a0x\u62160X\uff0c\u57fa\u6570\u4e3a16.\uff08\u57fa\u6570\u4e3aR\u8868\u793aR\u8fdb\u5236\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲\u8ba1\u7b97\u673a\u4e2d\u7684\u6570\u636e\u90fd\u4ee5\u4e8c\u8fdb\u5236\u5b58\u50a8\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u2461cout\u7684\u63a7\u5236\u7b26hex\u8868\u793a\u8f93\u51fa16\u8fdb\u5236\u6574\u6570\uff0coct\u8868\u793a\u8f93\u51fa8\u8fdb\u5236\u6574\u6570\uff0cdec\u8868\u793a\u8f93\u51fa10\u8fdb\u5236\u6574\u6570\u3002\u9ed8\u8ba4\u4e3a10\u8fdb\u5236\u6574\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462C++\u5c06\u6574\u578b\u5e38\u91cf\u5b58\u50a8\u4e3aint\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;padding:0pt 0pt 0pt 0pt ;\ntext-align:justify;text-justify:inter-ideograph;\" >④\u5176\u4ed6<\/font><\/span>\u7c7b\u578b\u5e38\u91cf<\/font><\/span><\/b>\u7684\u8868\u793a\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u524d\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u8868\u793a\u7684\u7c7b\u578b<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u524d\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u8868\u793a\u7684\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>l\u6216L\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>long<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>u\u6216U\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>unsigned int<\/font><\/span><o:p><\/o:p><\/span><\/p>ul\u540e\u7f00<\/font><\/span> <\/span><\/span>\uff08\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u4e0e\u987a\u5e8f\uff09<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>unsigned long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;padding:0pt 0pt 0pt 0pt ;\ntext-align:justify;text-justify:inter-ideograph;\" >ll\\LL\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>long long<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>ull\\Ull\\uLL\\ULL\u540e\u7f00<\/font><\/span> <\/span><\/span>unsigned long long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>char\u7c7b\u578b\uff1a<\/font><\/span>\u5b57\u7b26<\/font><\/span><\/b>\u3001\u5c0f\u6574\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460char \u53ea\u67098\u4f4d\uff0c\u5e38\u7528\u4e8e\u5904\u7406\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p>▲cout\u5c06char\u7c7b\u578b\u6570\u636e\u6253\u5370\u4e3a\u5b57\u7b26\uff0cint\u7c7b\u578b\u6253\u5370\u4e3a\u6574\u6570\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u4f8b\uff1a<\/font>char ch;cin>>ch;\u6b64\u65f6cout<<++ch;\u6253\u5370\u5b57\u7b26\uff08++ch\u7684\u503c\u4e3achar\uff09,\u800cch+1\u4e3a\u6574\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>cout.put(ch);\u6253\u5370\u5b57\u7b26ch<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5fc5\u8bb0ASCII\u7801:<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>a<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>\u4e3a<\/font>97,<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>A<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>\u4e3a<\/font>65\uff0c\u201c \u201d\uff08\u7a7a\u683c\uff09\u4e3a32<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><img loading=\"lazy\" decoding=\"async\" width=\"288\" height=\"154\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484354.png\" align=\"left\" hspace=\"12\" >\u2461\u8f6c\u4e49\u5e8f\u5217\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"363\" height=\"151\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484362.png\" align=\"left\" hspace=\"12\" >\u57fa\u4e8e\u516b\u8fdb\u5236\u548c\u5341\u516d\u8fdb\u5236\u7684\u8f6c\u4e49\u5e8f\u5217\uff1a\u5982<\/font><\/span>\u2019<\/font><\/span>\\032<\/font><\/span>\u2019<\/font><\/span>\u6216<\/font><\/span>\u2019<\/font><\/span>\\0x1a<\/font><\/span>\u2019<\/font><\/span>\uff08<\/font>Ctrl+Z\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p> *\u901a\u7528\u5b57\u7b26\u540d\uff1a\u72ec\u7acb\u4e8e\u4efb\u610f\u7684\u952e\u76d8\uff0c\u7528\u4e8e\u8868\u793a\u7279\u6b8a\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4ee5<\/font>\\u\u6216\\U\u5f00\u5934\uff0c\\u\u540e\u9762\u4e3a4\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff0c\\U\u540e\u9762\u4e3a8\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff0c\u5176\u53c2\u7167ISO 10646\u7801\u70b9<\/font><\/span><o:p><\/o:p><\/span><\/p>\u53ef\u5728\u6807\u8bc6\u7b26\u548c\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u901a\u7528\u5b57\u7b26\u540d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>*signed char\u3001unsigned char<\/font><\/span><o:p><\/o:p><\/span><\/p>char\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u65e2\u4e0d\u662f\u6ca1\u6709\u7b26\u53f7\uff0c\u4e5f\u4e0d\u662f\u6709\u7b26\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>*wchar_t(\u5bbd\u5b57\u7b26\u7c7b\u578b)<\/font><\/span><o:p><\/o:p><\/span><\/p>wcin\u548cwcout\u53ef\u7528\u4e8e\u5904\u7406wchar_t\u6d41\u3002\u524d\u7f00L\u6307\u793a\u5bbd\u5b57\u7b26\u5e38\u91cf\u548c\u5bbd\u5b57\u7b26\u4e32<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u65b0\u589e\uff1achar16_t\u548cchar32_t:\u90fd\u662f\u65e0\u7b26\u53f7\u7684\uff0c\u4e00\u4e2a16\u4f4d\uff0c\u4e00\u4e2a32\u4f4d\u3002\u524d\u7f00u\u8868\u793achar16_t\u5b57\u7b26\u5e38\u91cf\u4e0e\u5b57\u7b26\u4e32\uff0c\u524d\u7f00U\u8868\u793achar32_t\u5b57\u7b26\u5e38\u91cf\u4e0e\u5b57\u7b26\u4e32\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff085\uff09<\/span><\/span><![endif]>bool\u7c7b\u578b\uff1a\u53d8\u91cf\u503c\u4e3atrue(\u975e0)\u548cfalse(0).true\u4e3a\u771f\uff0cfalse\u4e3a\u5047\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>39. <\/span><\/span><\/span><![endif]>▲const\u9650\u5b9a\u7b26\uff1a\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"156\" height=\"106\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484756.png\" align=\"left\" hspace=\"12\" >const \u7c7b\u578b \u53d8\u91cf\u540d=\u503c;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8be5\u9650\u5b9a\u7b26\u6307\u660e\u53d8\u91cf\u662f<\/font><\/span>\u53ea\u8bfb<\/font><\/span><\/b>\u7684\uff0c<\/font><\/span>\u5728\u521d\u59cb\u5316\u4e4b\u540e\u4e0d\u53ef\u4fee\u6539<\/font><\/span><\/u>\uff08\u58f0\u660e\u65f6\u5c31\u8981\u521d\u59cb\u5316\uff09\uff0c<\/font>const\u503c\u53ef\u4ee5\u7528\u6765\u58f0\u660e\u6570\u7ec4\u503c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>40. <\/span><\/span><\/span><![endif]>\u6d6e\u70b9\u6570<\/font><\/span><\/b>\uff1a<\/font><\/span>\u5e26\u6709\u5c0f\u6570\u90e8\u5206\u7684\u6570\u5b57\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u8868\u793a\u6cd5\uff1a<\/font>\u2460\u5e38\u89c4\u8868\u793a\u6cd5\uff1a\u5373\u4f7f\u5c0f\u6570\u90e8\u5206\u4e3a0\u4e5f\u89c6\u4f5c\u6d6e\u70b9\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461E\u8868\u793a\u6cd5\uff08\u7c7b\u4f3c\u4e8e\u79d1\u5b66\u8ba1\u6570\u6cd5\uff0cE\u6216e\u90fd\u53ef\u4ee5\u89c6\u4f5cE\u8868\u793a\u6cd5\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>3.54E6\u8868\u793a<\/font><\/span><img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"22\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484926.png\" ><\/span>\uff0c<\/font>6\u53eb\u505a<\/font><\/span>\u6307\u6570<\/font><\/span><\/b>\uff0c<\/font>3.54\u53eb\u505a<\/font><\/span>\u5c3e\u6570<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l16 level1 lfo6;\" ><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"169\" height=\"109\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484945.png\" align=\"left\" hspace=\"12\" >\u6d6e\u70b9\u7c7b\u578b\uff1a<\/font>float\u3001double\u3001long double:<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6709\u6548\u4f4d<\/font><\/span><\/b>\u662f\u6570\u5b57\u4e2d\u6709\u610f\u4e49\u7684\u4f4d\uff0c<\/font>float\u81f3\u5c1132\u4f4d\uff0cdouble\u81f3\u5c1148\u4f4d\uff0c\u4e0d\u5c11\u4e8efloat\uff0clong double\u4e3a80~96~128\u4f4d\u3002\u6307\u6570\u8303\u56f4\u81f3\u5c11\u4e3a-37~37.\u5728cfloat\u4e2d\u6709\u3002\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the minimum number of significant digits <\/span><o:p><\/o:p><\/span><\/p>#define DBL_DIG 15 \/\/ double <\/span><o:p><\/o:p><\/span><\/p>#define FLT_DIG 6 \/\/ float <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_DIG 18 \/\/ long double <\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the number of bits used to represent the mantissa <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MANT_DIG 53 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MANT_DIG 24 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MANT_DIG 64 <\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the maximum and minimum exponent values <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MAX_10_EXP +308 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MAX_10_EXP +38 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MAX_10_EXP +4932 <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MIN_10_EXP -307 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MIN_10_EXP -37 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MIN_10_EXP -4931<\/span><o:p><\/o:p><\/span><\/p>cout.setf(ios_base::fixed,ios_base_floatfield);\u9632\u6b62\u7a0b\u5e8f\u628a\u8f83\u5927\u7684\u503c\u5207\u6362\u4e3aE\u8868\u793a\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u901a\u5e38<\/font>cout\u4f1a\u5220\u9664\u5c0f\u6570\u7ed3\u5c3e\u76840.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-autospace:ideograph-numeric;mso-pagination:widow-orphan;\ntext-align:left;line-height:12.0000pt;mso-list:l16 level1 lfo6;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u6d6e\u70b9\u5e38\u91cf<\/font><\/span><\/b>\uff1a\u9ed8\u8ba4\u4e3a<\/font>double\u7c7b\u578b\uff0cf\u6216F\u540e\u7f00\u8868\u793afloat\u6d6e\u70b9\u5e38\u91cf\uff0cl\u6216L\u540e\u7f00\u8868\u793along double\u6d6e\u70b9\u5e38\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>->\u6574\u6570\u548c\u6d6e\u70b9\u6570\u7edf\u79f0<\/font><\/span>\u7b97\u672f\u7c7b\u578b<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u56db\u3001<\/span><\/span><![endif]>\u7b97\u6570\u8fd0\u7b97<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-autospace:ideograph-numeric;\nmso-pagination:widow-orphan;text-align:left;line-height:12.0000pt;\nmso-list:l17 level1 lfo2;\" ><![if !supportLists]>41. <\/span><\/span><\/span><![endif]>\u7b97\u672f\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\u4e8c\u5143\uff1a\u52a0\u6cd5\u3001\u51cf\u6cd5\u3001\u4e58\u6cd5\u3001\u9664\u6cd5\u3001\u53d6\u6a21\uff08\u53d6\u4f59\uff09\u4e00\u5143\uff1a\u6b63\u53f7\u3001\u8d1f\u53f7\uff08\u76f8\u53cd\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4e8c\u5143\uff1a<\/font>+\u8fd0\u7b97\u7b26\u6267\u884c\u52a0\u6cd5\u64cd\u4f5c\uff0c-\u8fd0\u7b97\u7b26\u6267\u884c\u51cf\u6cd5\u64cd\u4f5c\uff0c*\u8fd0\u7b97\u7b26\u6267\u884c\u4e58\u6cd5\u64cd\u4f5c\uff0c\/\u8fd0\u7b97\u7b26\u6267\u884c\u9664\u6cd5\u64cd\u4f5c\uff0c%\u8fd0\u7b97\u7b26\u6267\u884c\u53d6\u6a21\u64cd\u4f5c\u3002\u4e00\u5143\uff1a+\u4e3a\u6b63\u53f7\uff0c-\u4e3a\u8d1f\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲<\/font><\/span>\u5bf9\u4e8e<\/font>\/\u8fd0\u7b97\u7b26\uff0c\u82e5\u4e24\u4e2a\u64cd\u4f5c\u6570\u90fd\u4e3a\u6574\u6570\uff0c\u5219\u7ed3\u679c\u4e3a\u6574\u6570(\u4e22\u5f03\u5c0f\u6570\u4f4d)\uff0c<\/font><\/span><\/b>\u5982\uff1a<\/font>5\/2\u4e3a2\uff1b<\/font><\/span><\/b>\u82e5\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a\u6d6e\u70b9\u6570\uff0c\u5219\u7ed3\u679c\u4e5f\u662f\u6d6e\u70b9\u6570\u3002<\/font><\/span><\/b>\u5982<\/font>5\/2.0\u4e3a2.5\uff0c5.0\/2\u4e3a2.5\uff0c5.0\/2.0\u4e3a2.5.<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u00b7▲\u5bf9\u4e8e%\u8fd0\u7b97\u7b26\uff0c\u4e24\u4e2a\u64cd\u4f5c\u6570\u5fc5\u987b\u4e3a\u6574\u6570\uff0c\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u662f\u8d1f\u6570\uff0c\u5219\u7ed3\u679c\u7684\u7b26\u53f7\u5e94\u6ee1\u8db3\u5982\u4e0b\u89c4\u5219\uff1a(a\/b)*b+a%b=a\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲<\/font><\/span>\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7<\/font><\/span><\/b>\uff1a\u6539\u53d8<\/font><\/span>\u4f18\u5148\u7ea7<\/font><\/span><\/b>\uff1a\u52a0\u4e0a<\/font><\/span>\u62ec\u53f7<\/font><\/span><\/b>\uff0c<\/font><\/span>\u62ec\u53f7\u5148\u7b97<\/font><\/span><\/b>\uff1b<\/font>* \/ %\u6700\u4f18\u5148\uff0c+ -\u5176\u6b21\uff0c\u540c\u7ea7\u6309\u5148\u540e\u987a\u5e8f\u8fd0\u7b97\u3002\u5728C++\u4e2d\uff0c<\/font><\/span>\u64cd\u4f5c\u6570\u7684\u7ed3\u5408\u6027<\/font><\/span><\/b>\u662f<\/font><\/span>\u4ece\u5de6\u5230\u53f3<\/font><\/span><\/b>\u8868\u793a\u5982\u679c\u4e24\u4e2a\u540c\u7ea7\u8fd0\u7b97\u7b26\u88ab\u540c\u65f6\u5e94\u7528\u5230\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e0a\u65f6\uff0c<\/font><\/span>\u9996\u5148\u5e94\u7528\u5de6\u4fa7\u7684\u8fd0\u7b97\u7b26<\/font><\/span><\/u>\uff0c<\/font><\/span>\u4ece\u53f3\u5230\u5de6<\/font><\/span><\/b>\u5219<\/font><\/span>\u9996\u5148\u5e94\u7528\u53f3\u8fb9\u7684\u8fd0\u7b97\u7b26<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u4e94\u3001<\/span><\/span><![endif]>\u7c7b\u578b\u8f6c\u6362\u521d\u6b65<\/font><\/span><o:p><\/o:p><\/span><\/p>▲42.\u7c7b\u578b\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>*\u81ea\u52a8\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"mso-para-margin-left:0.0000gd;tab-stops:left blank 15.6000pt ;text-autospace:ideograph-numeric;\nmso-pagination:widow-orphan;text-align:left;line-height:12.0000pt;\nmso-list:l25 level1 lfo7;\" ><![if !supportLists]>(i) <\/span><\/span><\/span><![endif]>\u5c06\u4e00\u79cd\u7b97\u672f\u7c7b\u578b\u7684\u503c\u8d4b\u7ed9\u53e6\u4e00\u79cd\u7b97\u672f\u7c7b\u578b\u7684\u53d8\u91cf<\/font><\/span><o:p><\/o:p><\/span><\/p>(ii)\u8868\u8fbe\u5f0f\u4e2d\u5305\u542b\u4e0d\u540c\u7684\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>(iii)\u5c06\u53c2\u6570\u4f20\u9012\u7ed9\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>*\u8f6c\u6362\u4f1a\u51fa\u73b0\u7684\u95ee\u9898\uff1a\u7cbe\u5ea6\u964d\u4f4e\u3001\u5c0f\u6570\u90e8\u5206\u4e22\u5931\uff0c\u8d85\u51fa\u76ee\u6807\u7c7b\u578b\u53d6\u503c\u8303\u56f4\uff0c\u53ea\u590d\u5236\u53f3\u8fb9\u7684\u5b57\u8282\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\uff1a\u4ee5{}\u7684\u65b9\u5f0f\u521d\u59cb\u5316\u65f6\u8fdb\u884c\u7684\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4f7f\u7528\u5927\u62ec\u53f7\u7684\u521d\u59cb\u5316\u53eb\u505a<\/font><\/span>\u5217\u8868\u521d\u59cb\u5316<\/font><\/span><\/b>\u3002\u5217\u8868\u521d\u59cb\u5316\u4e0d\u5141\u8bb8\u8fdb\u884c<\/font><\/span>\u7f29\u7a84<\/font><\/span><\/b>\uff0c\u5373\u53d8\u91cf\u7684\u7c7b\u578b\u65e0\u6cd5\u8868\u793a\u8d4b\u7ed9\u5b83\u7684\u503c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8868\u8fbe\u5f0f\u7684\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>C++\u5c06bool\u3001char\u3001unsigned char\u3001signed char\u3001short\u8f6c\u6362\u4e3aint(true\u4e3a1\uff0cfalse\u4e3a0)\u53eb<\/font><\/span>\u6574\u578b\u63d0\u5347\u3002<\/font><\/span><\/b>\u5728\u8fd0\u7b97\u6d89\u53ca\u4e24\u79cd\u7c7b\u578b\u65f6\uff0c\u8f83\u5c0f\u7684\u7c7b\u578b\u88ab\u8f6c\u6362\u4e3a\u8f83\u5927\u7684\u7c7b\u578b\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\uff1a(\u7c7b\u578b)\u8868\u8fbe\u5f0f \u6216 \u7c7b\u578b(\u8868\u8fbe\u5f0f)<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>static_cast<\u7c7b\u578b>(\u503c)<\/font><\/span> <\/span><\/span>\u8f83\u4e3a\u4e25\u683c\u7684\u8f6c\u6362\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C++11\u7684auto\u58f0\u660e\uff1aauto \u53d8\u91cf\u540d=\u503c;\u7f16\u8bd1\u5668\u4f1a\u81ea\u52a8\u5c06\u53d8\u91cf\u7684\u7c7b\u578b\u8bbe\u7f6e\u4e3a\u4e0e\u53d8\u91cf\u7684\u521d\u59cb\u503c\u76f8\u540c\u7c7b\u578b\u7684\u7c7b\u578b\u3002\u6b64\u4e3a<\/font><\/span>\u81ea\u52a8\u63a8\u65ad\u7c7b\u578b<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u516d\u3001<\/span><\/span><![endif]>\u590d\u5408\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>▲43.<\/font><\/span>\u6570\u7ec4<\/font><\/span><\/b>\uff1a\u80fd\u5b58\u50a8<\/font><\/span>\u591a\u4e2a\u540c\u7c7b\u578b<\/font><\/span><\/b>\u7684\u503c\u7684\u6570\u636e\u7ed3\u6784\u3002\uff08\u7c7b\u4f3c\u4e8e\u6570\u5b66\u4e2d\u7684\u96c6\u5408\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u58f0\u660e<\/font>:<\/font><\/span>\u201d<\/font><\/span>\u5143\u7d20\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[\u6570\u7ec4\u957f\u5ea6];<\/font><\/span><\/u><\/b>\u201d<\/font><\/span>\u5176\u4e2d\u6570\u7ec4\u957f\u5ea6\u4e3a<\/font><\/span>\u6574\u578b\u5e38\u6570<\/font><\/span><\/b>\u6216<\/font><\/span>const\u503c<\/font><\/span><\/b>\u6216<\/font><\/span>\u5e38\u91cf\u8868\u8fbe\u5f0f\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u4f7f\u7528\u5143\u7d20\uff1a<\/font><\/span>\u201d<\/font><\/span>\u6570\u7ec4\u540d<\/font>[\u4e0b\u6807\uff08\u7d22\u5f15\uff09]<\/font><\/span><\/u><\/b>\u201d<\/font><\/span>C++\u7684\u6570\u7ec4<\/font><\/span>\u4e0b\u6807\u4ece<\/font>0\u5f00\u59cb<\/font><\/span><\/b>\u3002\u8be5\u5f62\u5f0f\u53ef\u4ee5\u5f53\u4f5c\u5355\u4e2a\u53d8\u91cf\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/u><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"218\" height=\"162\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72486723.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"207\" height=\"164\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72486724.png\" align=\"left\" hspace=\"12\" >▲▲sizeof\u8fd0\u7b97\u7b26\uff1a<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u8ba1\u7b97\u7c7b\u578b\u6216\u53d8\u91cf\u6216\u6570\u503c\u5360\u7528\u7684\u5b57\u8282\u6570\u3002<\/font><\/span><\/b>\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>sizeof \u7c7b\u578b\u540d\u6216\u53d8\u91cf\u6216\u6570\u503c<\/font><\/span><\/u><\/b><o:p><\/o:p><\/span><\/u><\/b><\/p>\u5982\uff1a<\/font>sizeof int\u6216sizeof(int)<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u5c06<\/font>sizeof<\/font><\/span>\u7528\u4e8e\u6570\u7ec4\u540d\u65f6<\/font><\/span><\/u>\uff0c<\/font><\/span>\u5f97\u5230\u6574\u4e2a\u6570\u7ec4\u7684\u5360\u7528\u5b57\u8282<\/font><\/span><\/b>\uff08\u4ee5\u4e0b\u79f0\u4e3a\u957f\u5ea6\uff09\uff0c\u7528\u4e8e\u5143\u7d20\u65f6\uff0c\u8fd4\u56de\u5143\u7d20\u7684\u957f\u5ea6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff085\uff09<\/span><\/span><![endif]>\u6570\u7ec4\u521d\u59cb\u5316\uff1a\u53ea\u6709<\/font><\/span>\u5b9a\u4e49\u65f6\u53ef\u4ee5\u521d\u59cb\u5316<\/font><\/span><\/b>\uff0c\u6b64\u540e\u4e0d\u53ef\u4f7f\u7528\uff0c<\/font><\/span>\u4e0d\u80fd\u5c06\u4e00\u4e2a\u6570\u7ec4\u8d4b\u7ed9\u53e6\u4e00\u4e2a\u6570\u7ec4<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u683c\u5f0f\uff1a<\/font><\/span>\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[\u6570\u7ec4\u957f\u5ea6]={\u521d\u59cb\u5316\u5217\u8868};<\/font><\/span><\/b>\u521d\u59cb\u5316\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u503c\u4ee5\u9017\u53f7\u5206\u9694\uff0c\u5e76\u6309\u7167\u5217\u8868\u7684\u987a\u5e8f\u5206\u522b\u5bf9\u6bcf\u4e2a\u5143\u7d20\u521d\u59cb\u5316\u3002\u5982\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>int arr[4]={1,2,3,4};\u5176\u4e2da[0]\u521d\u59cb\u5316\u4e3a1\uff0ca[1]\u521d\u59cb\u5316\u4e3a2\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4ee5\u53ea\u521d\u59cb\u5316\u524d\u51e0\u4e2a\u5143\u7d20\uff0c\u7f16\u8bd1\u5668\u5c06\u628a\u5176\u4ed6\u5143\u7d20\u8bbe\u4e3a0;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u00b7\u628a\u6570\u7ec4\u7684\u5143\u7d20\u90fd\u521d\u59cb\u5316\u4e3a0\uff1a\u7c7b\u578b \u6570\u7ec4\u540d[\u6570\u7ec4\u957f\u5ea6]={0};\u6b64\u65f6\u663e\u5f0f\u628a\u7b2c\u4e00\u4e2a\u5143\u7d20\u521d\u59cb\u5316\u4e3a0\uff0c\u5176\u4ed6\u5143\u7d20\u81ea\u52a8\u8bbe\u4e3a0\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5982\u679c\u521d\u59cb\u5316\u65f6\u65b9\u62ec\u53f7\u4e3a\u7a7a\uff0c\u7f16\u8bd1\u5668\u81ea\u52a8\u8ba1\u7b97\u5143\u7d20\u4e2a\u6570,<\/font><\/span><\/b>\u5982\uff1a<\/font>short arr[]={1,2};<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u6570\u7ec4\u521d\u59cb\u5316\u65b9\u6cd5\uff1a\u53ef\u5c06\u5217\u8868\u521d\u59cb\u5316\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5217\u8868\u521d\u59cb\u5316\u53ef\u7701\u7565\u7b49\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4e0d\u5728\u5927\u62ec\u53f7\u91cc\u5305\u542b\u4efb\u4f55\u5185\u5bb9<\/font><\/span><o:p><\/o:p><\/span><\/p>▲44.\u5b57\u7b26\u4e32<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u5b9a\u4e49\uff1a\u5b57\u7b26\u4e32\u662f\u5b58\u50a8\u5728\u5185\u5b58\u7684\u8fde\u7eed\u5b57\u8282\u7684\u4e00\u7cfb\u5217\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>C\u98ce\u683c\u5b57\u7b26\u4e32\uff08C-style string\uff09:\u6765\u81eaC\u8bed\u8a00<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u5b58\u50a8\u5728char\u6570\u7ec4\u91cc<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C\u98ce\u683c\u5b57\u7b26\u4e32<\/font><\/span>\u4ee5\u7a7a\u5b57\u7b26\u7ed3\u5c3e<\/font><\/span><\/b>\uff0c\u5199\u4f5c<\/font><\/span>\\0,ASCII\u7801\u4e3a0<\/font><\/span><\/b>.\u4f8b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>char my_english_name[]={<\/font><\/span>\u2018<\/font><\/span>H<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>A<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>I<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>R<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>S<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>B<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>O<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>Y<\/font><\/span>\u2019<\/font><\/span>\uff0c<\/font><\/span>\u2019<\/font><\/span>\\0<\/font><\/span>\u2019<\/font><\/span>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5e26\u6709\u7a7a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u624d\u662f\u5b57\u7b26\u4e32<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p>\u00b7\u8bb8\u591a\u5904\u7406\u5b57\u7b26\u4e32\u7684\u51fd\u6570\u90fd\u4ee5\u7a7a\u5b57\u7b26\u4e3a\u7ed3\u675f\u7684\u6807\u5fd7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u5b57\u7b26\u6570\u7ec4\uff1a\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\uff0c\u5373\uff1a<\/font><\/span>\u5b57\u7b26\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[]=\u5b57\u7b26\u4e32\u5e38\u91cf;<\/font><\/span><\/u><\/b><o:p><\/o:p><\/span><\/p>\u5b57\u7b26\u4e32\u5e38\u91cf<\/font><\/span><\/b>\u7528\u5f15\u53f7\u5f15\u8d77\uff0c\u4e5f\u53eb<\/font><\/span>\u5b57\u7b26\u4e32\u5b57\u9762\u503c<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\uff1a<\/font>char fruit[]=<\/font><\/span>\u201d<\/font><\/span>apple<\/font><\/span>\u201d<\/font><\/span>;\u6216char fruit[6]=<\/font><\/span>\u201d<\/font><\/span>apple<\/font><\/span>\u201d<\/font><\/span>;<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"186\" height=\"151\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72487510.png\" align=\"left\" hspace=\"12\" >▲\uff1a\u6ce8\u610f<\/font><\/span>\u2019<\/font><\/span>S<\/font><\/span>\u2019<\/font><\/span>\u662f\u5b57\u7b26\uff0c\u7b49\u4ef7\u4e8e<\/font>ASCII\u7801\u768483\uff0c<\/font><\/span>\u201d<\/font><\/span>S<\/font><\/span>\u201d<\/font><\/span>\u662f\u5b57\u7b26\u4e32\uff0c\u5b83\u7684\u503c\u662f\u5b83\u6240\u5728\u7684<\/font><\/span>\u5730\u5740<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u62fc\u63a5\u5b57\u7b26\u4e32\u5e38\u91cf\uff1a\u4e24\u4e2a\u5b57\u7b26\u4e32\u5e38\u91cf\u7531\u7a7a\u767d\u5206\u5f00\uff0c\u5176\u5c06\u81ea\u52a8\u62fc\u6210\u4e00\u4e2a\u3002\u5982\uff1a<\/font><\/span>\u201d<\/font><\/span>114<\/font><\/span>\u201d<\/font><\/span> <\/span>\u201c<\/font><\/span>514<\/font><\/span>\u201d<\/font><\/span>\u4f1a\u81ea\u52a8\u5408\u5e76\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u7b2c\u4e8c\u4e2a\u5b57\u7b26\u4e32\u7684\u9996\u5b57\u7b26\u4e0e\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u5c06\u4f1a\u76f4\u63a5\u8fde\u5728\u4e00\u8d77\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u4f7f\u7528\u5b57\u7b26\u4e32\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\uff1a<\/font>cstring\u4e2d\u7684strlen()\u7528\u6cd5\uff1a\u63a5\u53d7\u4e00\u4e2a\u5b57\u7b26\u4e32\uff08\u4e0d\u4e00\u5b9a\u662f\u5b57\u7b26\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u662f\u6570\u7ec4\u4e2d\u7684\u5b57\u7b26\u4e32\u7684\u5b57\u7b26\u6570\uff09\uff0c\u8ba1\u7b97\u53ef\u89c1\u7684\u5b57\u7b26\uff0c<\/font><\/span>\u4e0d\u5305\u62ec\u7a7a\u5b57\u7b26\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u5b57\u7b26\u4e32\u7684\u8f93\u5165\uff1a<\/font><\/span>cin>>\u5b57\u7b26\u6570\u7ec4\u540d;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>cin\u4f7f\u7528\u7a7a\u767d\u6765\u786e\u5b9a\u5b57\u7b26\u4e32\u7684\u7ed3\u675f\u4f4d\u7f6e\u3002<\/font><\/span><\/u>\u6240\u4ee5<\/font>cin\u4f1a\u4e00\u6b21\u53ea\u8bfb\u53d6\u4e00\u4e2a\u5355\u8bcd\u3002\u8f93\u5165\u591a\u4e2a\u5355\u8bcd\u4f1a\u7f13\u5b58\u5728\u8f93\u5165\u961f\u5217\u91cc\uff0c\u7136\u540e\u9010\u4e00\u88ab\u8bfb\u53d6\uff0c\u4e5f\u65e0\u6cd5\u9632\u6b62\u5355\u8bcd\u8fc7\u957f\u7684\u95ee\u9898\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"166\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72487825.png\" align=\"left\" hspace=\"12\" >▲\u6bcf\u6b21\u8bfb\u53d6\u4e00\u884c\u7684\u8f93\u5165\uff1a\u90fd\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460cin.getline(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u672c\u51fd\u6570\u4e22\u5f03\u6362\u884c\u7b26\uff0c\u7528\u7a7a\u503c\u5b57\u7b26\u66ff\u4ee3\uff0c\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff0c\u6b64\u5904\u7684\u5b57\u7b26\u6570\u5305\u62ec\u4e86\u7a7a\u503c\u5b57\u7b26\uff0c\u82e5\u53c2\u6570\u4e3a<\/font>20\uff0c\u5219\u6700\u591a\u8bfb\u53d619\u4e2a\u5b57\u7b26\u3002\u5728\u8bfb\u53d6\u6307\u5b9a\u6570\u76ee\u5b57\u7b26\u6216\u9047\u5230\u6362\u884c\u7b26\u65f6\u505c\u6b62\u8bfb\u53d6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\uff0ecin.get(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u7559\u5728\u8f93\u5165\u961f\u5217<\/font><\/span><\/u>\u4e2d\uff0c\u5176\u4ed6\u7684\u4e0e<\/font>cin.getline()\u76f8\u4f3c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462cin.get()\u548ccin.getline()\u90fd\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u4fbf\u53ef\u518d\u6b21\u8c03\u7528\u5176\u4ed6\u65b9\u6cd5\u3002\u5f53get()\u8bfb\u53d6\u7a7a\u884c\u65f6\u8bbe\u7f6e<\/font><\/span>\u5931\u6548\u4f4d<\/font>(failbit)<\/font><\/span><\/b>,\u5982\u679c\u8f93\u5165\u5b57\u7b26\u6570\u8f83\u591a\uff0c\u4f59\u4e0b\u7684\u5b57\u7b26\u7559\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0cgetline()\u8bbe\u7f6e\u5931\u6548\u4f4d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6df7\u5408\u8f93\u5165\u9762\u5411\u884c\u7684\u6570\u5b57\u548c\u5b57\u7b26\u4e32\uff1a\u5728\u8f93\u5165\u6570\u5b57\u540e\uff0c\u6362\u884c\u7b26\u88ab\u4fdd\u7559\uff0c\u9700\u8981\u81ea\u884c\u4e22\u5f03\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5e38\u89c4\u7684<\/font>cin\u8f93\u5165\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u5982cin>>year;\u8fd4\u56deistream&\u7c7b\u578b\uff08\u5373cin\u5bf9\u8c61\u7684\u5f15\u7528\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l36 level1 lfo9;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>string\u7684\u521d\u8bc6<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\uff1astring<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u7684\u65b9\u5f0f\u4e0e\u5b57\u7b26\u6570\u7ec4\u76f8\u540c\uff0c\u5141\u8bb8\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\uff08C++11\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8d4b\u503c\u3001\u62fc\u63a5\u548c\u9644\u52a0\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460\u53ef\u4ee5\u76f4\u63a5\u628a<\/font><\/span>string\u5bf9\u8c61\u8d4b\u7ed9\u53e6\u4e00\u4e2astring\u5bf9\u8c61<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\u53ef\u4f7f\u7528+\u8fd0\u7b97\u7b26\u628a\u4e24\u4e2astring\u5bf9\u8c61\u76f8\u52a0\u3002\u53ef\u4ee5\u628a\u5b57\u7b26\uff08\u4e32\uff09\u4e0estring\u5bf9\u8c61\u5408\u5e76\u3002\u5373\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>string+string,string+char*,char*+string,char+string,string+char\u7684\u7ec4\u5408\u3002\u53ea\u8981\u4fdd\u8bc1<\/font><\/span>\u5176\u4e2d\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a<\/font>string\u5bf9\u8c61\u5373\u53ef<\/font><\/span>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C\u98ce\u683c\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\uff1a\u5934\u6587\u4ef6cstring\u4e2d\u7684\u51fd\u6570\uff0c\u7528\u6cd5\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u590d\u5236\u5b57\u7b26\u4e32\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>strcat(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u9644\u52a0\u4e00\u4e2a\u5b57\u7b26\u4e32\u5230\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\u672b\u5c3e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>strncat()\u3001strncpy()\u524d\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u8fd8\u8981\u6307\u51fa\u6700\u5927\u590d\u5236\u591a\u5c11\u5b57\u7b26\uff0c\u66f4\u5b89\u5168<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>.size()\u548c.length()<\/font><\/span>\u8868\u793a\u5bf9\u8c61\u7684<\/font><\/span>\u957f\u5ea6<\/font><\/span><\/b>\uff0c<\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u6ca1\u6709\u88ab\u521d\u59cb\u5316\u65f6\uff0c\u957f\u5ea6\u4e3a<\/font>0<\/font><\/span><\/u><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" ><o:p><\/o:p><\/span><\/u><\/p>\u00b7string\u7684I\/O\uff1a\u53ef\u4f7f\u7528cin\u548ccout\u6765\u8f93\u5165\u8f93\u51fastring\u5bf9\u8c61\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8f93\u5165<\/font>string\uff1a<\/font><\/span>getline(istream\u5bf9\u8c61\uff0cstring\u5bf9\u8c61);<\/font><\/span>\u5728\u4f7f\u7528\u8be5\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u8fd9\u4e48\u4f7f\u7528\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>getline(cin,string\u5bf9\u8c61);<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l36 level1 lfo9;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u539f\u59cb\u5b57\u7b26\u4e32\uff08<\/font>C++11\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5728\u539f\u59cb\u5b57\u7b26\u4e32\u4e2d\uff0c\u5b57\u7b26\u4e32\u8868\u793a\u7684\u5c31\u662f\u81ea\u5df1\uff0c<\/font>\\n\u5728\u539f\u59cb\u5b57\u7b26\u4e32\u4e2d\u4e0d\u662f\u6362\u884c\u7b26\uff0c\u53ef\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528<\/font><\/span>\u201d<\/font><\/span>\u3002\u539f\u59cb\u5b57\u7b26\u4e32\u4ee5<\/font> <\/span>\u201d<\/font><\/span>( \u548c )<\/font><\/span>\u201d<\/font><\/span> \u6765\u4f5c\u4e3a\u754c\u5b9a\uff0c\u5e76\u4f7f\u7528\u524d\u7f00<\/font>R\u3002\u4e5f\u53ef\u4ee5\u5728<\/font><\/span>\u201d<\/font><\/span> \u548c<\/font> ( \u4e4b\u95f4\u6dfb\u52a0\u5176\u4ed6\u5b57\u7b26\uff0c\u7ed3\u5c3e\u7684)\u548c<\/font><\/span>\u201c<\/font><\/span>\u4e5f\u662f\u5982\u6b64\u3002\u524d\u7f00\u53ef\u4ee5\u6df7\u5408\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"195\" height=\"117\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72488884.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"207\" height=\"120\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72488885.png\" align=\"left\" hspace=\"12\" >▲▲45.<\/font><\/span>\u7ed3\u6784\u4f53<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7ed3\u6784\u4f53\uff1a<\/font><\/span> <\/span><\/span><o:p><\/o:p><\/span><\/p>struct \u7ed3\u6784\u4f53\u6240\u4ee3\u8868\u7684\u7c7b\u578b\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7ed3\u6784\u4f53<\/font><\/span>\u6210\u5458<\/font><\/span><\/b>\uff08\u7528\u5206\u53f7\u5206\u9694\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5bf9\u4e8e\u7ed3\u6784\u6765\u8bf4\uff0c\u58f0\u660e\u7ed3\u6784\u4f53\u76f8\u5f53\u4e8e\u521b\u5efa\u81ea\u5df1\u7684\u7c7b\u578b\u3002\u6240\u4ee5\u53ef\u4ee5\u521b\u5efa\u7ed3\u6784\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7ed3\u6784\u53d8\u91cf\uff1a<\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d<\/font>={\u521d\u59cb\u5316\u5217\u8868}\uff1b<\/font><\/span><\/u> \u6216<\/font> <\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d\uff1b<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p>\u5728\u58f0\u660e\u7ed3\u6784\u53d8\u91cf\u65f6\u4e0d\u7528\u50cf<\/font>C\u8bed\u8a00\u4e00\u6837\u53bb\u5728\u7c7b\u578b\u540d\u524d\u52a0\u4e0astruct\u5173\u952e\u5b57\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8bbf\u95ee\u6210\u5458\uff1a\u4f7f\u7528\u6210\u5458\u8fd0\u7b97\u7b26. \u8bbf\u95ee\u6210\u5458\u3002\u5373 <\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7ed3\u6784\u53d8\u91cf\u540d<\/font>.\u6210\u5458<\/font><\/span><\/u> <\/span><o:p><\/o:p><\/span><\/p>\u8be5\u5f62\u5f0f\u53ef\u8d4b\u503c\u6216\u4fee\u6539\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5728main()\u5916\u58f0\u660e\u7ed3\u6784(\u5916\u90e8\u58f0\u660e)\u6709\u6240\u6709\u7684\u51fd\u6570\u5171\u4eab\uff0c\u5185\u90e8\u58f0\u660e\u53ea\u80fd\u88ab\u5185\u90e8\u7684\u51fd\u6570\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u65b9\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7c7b\u578b\u540d<\/font> \u7ed3\u6784\u53d8\u91cf\u540d<\/font>=<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>1\u7684\u503c,<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>2\u7684\u503c,<\/font><\/span><o:p><\/o:p><\/span><\/p>……<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>n\u7684\u503c<\/font><\/span><o:p><\/o:p><\/span><\/p>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C++11\u7ed3\u6784\u521d\u59cb\u5316\uff1a\u652f\u6301\u5217\u8868\u521d\u59cb\u5316\u5668\uff0c\u53ef\u7701\u7565=\uff0c\u7a7a\u7684\u62ec\u53f7\u628a\u6bcf\u4e2a\u6210\u5458\u8bbe\u4e3a0.<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5176\u4ed6\uff1a<\/font><\/span>▲\u53ef\u4ee5\u5c06\u7ed3\u6784\u53d8\u91cf\u8d4b\u7ed9\u540c\u4e00\u7c7b\u578b\u7684\u7ed3\u6784\u53d8\u91cf<\/font><\/span><\/b>\uff0c\u8fd9\u6837\u6bcf\u4e2a\u6210\u5458\u90fd\u4e00\u6837\uff0c\u53eb<\/font><\/span>\u6210\u5458\u8d4b\u503c<\/font><\/span><\/b>\u3002\u53ef\u4ee5\u540c\u65f6\u5b8c\u6210\u5b9a\u4e49\u7ed3\u6784\u4e0e\u53d8\u91cf\u7684\u5de5\u4f5c\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd8\u53ef\u4ee5\u58f0\u660e\u6ca1\u6709\u540d\u79f0\u7684\u7ed3\u6784\uff0c\u65b9\u6cd5\u662f\u7701\u7565\u540d\u79f0\uff0c\u540c\u65f6\u5b9a\u4e49\u4e00\u4e2a\u7ed3\u6784\u7c7b\u578b\u548c\u4e00\u4e2a\u8fd9\u79cd\u7c7b\u578b\u7684\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"291\" height=\"103\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72489330.png\" align=\"left\" hspace=\"12\" >\u7ed3\u6784\u8fd8\u53ef\u4ee5\u6709\u6210\u5458\u51fd\u6570\u3002<\/font> <\/span><o:p><\/o:p><\/span><\/p>*<\/font><\/span>\u7ed3\u6784\u4f4d\u5b57\u6bb5<\/font><\/span><\/b>\uff1a<\/font>C++\u5141\u8bb8\u6307\u5b9a\u5360\u7528\u7279\u5b9a\u4f4d\u6570\u7684\u7ed3\u6784\u6210\u5458\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>~46.<\/font><\/span>\u5171\u7528\u4f53\uff08\u8054\u5408\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u80fd\u591f\u5b58\u50a8\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f46\u53ea<\/font><\/span>\u80fd\u540c\u65f6\u5b58\u50a8\u5176\u4e2d\u7684\u4e00\u79cd\u7c7b\u578b<\/font><\/span>\uff0c\u53e5\u6cd5\u4e0e\u7ed3\u6784\u7c7b\u4f3c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u58f0\u660e\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>union \u8054\u5408\u7c7b\u578b\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5171\u7528\u4f53\u7684\u957f\u5ea6\u4e3a\u5176\u6700\u5927\u6210\u5458\u7684\u503c\u3002<\/font><\/span>\u4e0e\u7ed3\u6784\u4e00\u6837\uff0c\u4e5f\u53ef\u4ee5\u6709<\/font><\/span>\u533f\u540d\u5171\u7528\u4f53<\/font><\/span><\/b>\u3002\u5728\u4e0a\u9762\u7684\u58f0\u660e\u4e2d\uff0c<\/font>id_num\u548cid_char\u88ab\u89c6\u4e3aprize\u7684\u4e24\u4e2a\u6210\u5458\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲47.<\/font><\/span>\u679a\u4e3e<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u683c\u5f0f <\/font><\/span> enum \u679a\u4e3e\u7c7b\u578b\u540d{\u7b26\u53f7\u5e38\u91cf\uff08\u679a\u4e3e\u91cf\uff09};<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5982\uff1a<\/font><\/span>enum spectrum {red, orange, yellow, green, blue, violet, indigo, ultraviolet};<\/span><o:p><\/o:p><\/span><\/p>\u679a\u4e3e\u91cf\u7684\u7684\u503c<\/font><\/span>\u4ece<\/font>0\u5f00\u59cb<\/font><\/span><\/b>\uff0c\u4f9d\u6b21\u9012\u589e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u679a\u4e3e\u53d8\u91cf\u7684\u58f0\u660e\uff1a<\/font><\/span>\u679a\u4e3e\u7c7b\u578b\u540d<\/font> \u679a\u4e3e\u53d8\u91cf<\/font>;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5728\u4e0d\u8fdb\u884c\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u65f6\uff0c<\/font><\/span>\u53ea\u80fd\u5c06\u5b9a\u4e49\u679a\u4e3e\u65f6\u7684\u679a\u4e3e\u91cf\u8d4b\u7ed9\u8fd9\u79cd\u679a\u4e3e\u7c7b\u578b\u7684\u53d8\u91cf<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u679a\u4e3e\u53ea\u5b9a\u4e49\u4e86\u8d4b\u503c\u8fd0\u7b97\u7b26\u3002\u53ef\u4ee5\u63d0\u5347\u4e3a<\/font>int\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8bbe\u5b9a\u679a\u4e3e\u91cf\u7684\u503c\uff1a\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\uff1a<\/font><\/span>enum bits{one = 1, two = 2, four = 4, eight = 8}; <\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53d6\u503c\u8303\u56f4\uff1a\u6bd4\u6700\u5927\u679a\u4e3e\u503c\u5927\u4e14\u76f8\u8fd1\u76842\u7684\u5e42\u51cf\u53bb1\uff0c\u5426\u5219\u91c7\u7528\u4e0e\u5bfb\u627e\u4e0a\u9650\u76f8\u540c\u7684\u65b9\u6cd5\u5e76\u52a0\u4e0a\u8d1f\u53f7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲▲▲48.<\/font><\/span>\u6307\u9488<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u6982\u5ff5\uff1a\u5b58\u50a8<\/font><\/span>\u5730\u5740<\/font><\/span><\/b>\u7684\u53d8\u91cf\u6216\u5e38\u91cf\uff0c<\/font><\/span>&\u4e3a<\/font><\/span><\/u>\u53d6\u5730\u5740\u7b26<\/font><\/span><\/u><\/b>\uff0c\u7528\u6cd5\uff1a<\/font> <\/span>&\u53d8\u91cf\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\uff1a<\/font><\/span>\u6307\u5411\u7684\u7c7b\u578b<\/font>* \u6307\u9488\u540d=\u5730\u5740;<\/font><\/span> \u6216<\/font> <\/span>\u6307\u5411\u7684\u7c7b\u578b<\/font>* \u6307\u9488\u540d;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>\u89e3\u9664\u5f15\u7528<\/font><\/span><\/b>\uff1a\u53d6\u5f97\u6307\u9488\u6240\u6307\u5411\u7684\u503c\uff0c\u7528\u6cd5<\/font> <\/span>*\u5730\u5740 \u5176\u6548\u679c\u76f8\u5f53\u4e8e\u4f7f\u7528\u539f\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>\u7a7a\u6307\u9488<\/font><\/span><\/b>\uff1a\u503c\u4e3a<\/font>0\u7684\u6307\u9488\uff0c\u6807\u51c6\u5e93\u4e2d\u6709\u7b26\u53f7\u5e38\u91cf<\/font><\/span>NULL<\/font><\/span><\/b>\u6765\u8868\u793a\uff08<\/font>C++11\u7528\u5173\u952e\u5b57<\/font><\/span>nullptr<\/font><\/span><\/b>\u8868\u793a\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u663e\u793a\u5730\u5740\u65f6\uff0ccout\u4ee5\u5341\u516d\u8fdb\u5236\u8868\u793a\u6cd5\u663e\u793a\u3002\u63d0\u9192\uff1aint *m\u5f3a\u8c03*m\u4e3aint\u53d8\u91cf\uff0cint* m\u5f3a\u8c03m\u4e3aint*\u53d8\u91cf\u3002\uff08\u4ee5\u540e\u7528int*\u8868\u793a\u6307\u5411int\u7684\u6307\u9488\uff09int* p1,p2;\u4f1a\u521b\u5efa\u4e00\u4e2a\u6307\u9488\u548c\u4e00\u4e2a\u53d8\u91cf\uff0c\u6307\u9488\u53d8\u91cf\u7684\u957f\u5ea6\u4e00\u81f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8b66\u544a\uff1a\u5728\u89e3\u9664\u5f15\u7528\u6307\u9488\u524d\uff0c\u8981\u5148\u521d\u59cb\u5316\u6307\u9488\uff01\uff01\uff01<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲▲\u52a8\u6001\u5206\u914d\u5185\u5b58<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u2460\uff0e\u65b9\u6cd5\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span>\u6307\u9488<\/font>=new \u8981\u5206\u914d\u7684\u7c7b\u578b;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>new\u8fd0\u7b97\u7b26\u4f1a\u6839\u636e\u8981\u5206\u914d\u7684\u7c7b\u578b\u5bfb\u627e\u5185\u5b58\uff0c\u5e76\u628a\u5185\u5b58\u5730\u5740\u8fd4\u56de\u7ed9\u6307\u9488\u3002\uff08\u5728\u8001\u7684\u5b9e\u73b0\u91cc\uff0c\u5185\u5b58\u4e0d\u8db3\u4f1a\u8fd4\u56de\u7a7a\u6307\u9488\uff0c\u65b0\u7684\u5b9e\u73b0\u53ef\u80fd\u5f15\u53d1<\/font><\/span>\u5f02\u5e38<\/font><\/span><\/b>\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u91ca\u653e\u5185\u5b58\uff1a<\/font><\/span><\/b> <\/span><\/span> <\/span><\/span>delete \u6307\u9488;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u6ce8\u610f\uff1a\u4e00\u5b9a\u8981\u628a<\/font>new\u548cdelete\u914d\u5bf9\u4f7f\u7528\uff01\uff01\uff01\uff01\u5426\u8005\u4f1a\u53d1\u751f<\/font><\/span>\u5185\u5b58\u6cc4\u9732<\/font><\/span><\/b>\u3002<\/font>delete\u91ca\u653e\u6307\u9488\u6307\u5411\u7684\u5185\u5b58\uff0c\u4e0d\u5220\u9664\u6307\u9488\u3002\u4e0d\u80fd\u5c1d\u8bd5\u91ca\u653e\u5df2\u7ecf\u91ca\u653e\u7684\u5185\u5b58\u5757\uff0c\u8fd9\u662f\u672a\u5b9a\u4e49\u884c\u4e3a\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5185\u5b58\u6cc4\u9732\uff1a\u6307\u56e0\u5185\u5b58\u7ba1\u7406\u4e0d\u5f53\u5bfc\u81f4\u5185\u5b58\u5e76\u672a\u56de\u6536\u4e14\u65e0\u6cd5\u88ab\u5229\u7528\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u53ea\u80fd\u7528<\/font>delete\u6765\u91ca\u653enew\u5206\u914d\u7684\u5185\u5b58\uff0c<\/font><\/span>\u5bf9\u4e8e\u7a7a\u6307\u9488\u8fd0\u7528<\/font>delete\u662f\u5b89\u5168\u7684<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\uff0e\u52a8\u6001\u6570\u7ec4<\/font><\/span><o:p><\/o:p><\/span><\/p>\uff08<\/font>i\uff09\u5728\u7f16\u8bd1\u65f6\u7ed9\u6570\u7ec4\u5206\u914d\u5185\u5b58\u53eb<\/font><\/span>\u9759\u6001\u8054\u7f16\uff08<\/font>static binding\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\uff08<\/font>ii\uff09\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u9009\u62e9\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u53eb<\/font><\/span>\u52a8\u6001\u8054\u7f16\uff08<\/font>dynamic binding\uff09,<\/font><\/span><\/b>\u521b\u5efa\u7684\u6570\u7ec4\u53eb<\/font><\/span>\u52a8\u6001\u6570\u7ec4<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\uff08<\/font>iii\uff09\u521b\u5efa\u65b9\u6cd5\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span>\u6307\u9488<\/font>=new \u8981\u5206\u914d\u7684\u7c7b\u578b[\u5143\u7d20\u7c7b\u578b];<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u8fd4\u56de\u9996\u5143\u7d20\u7684\u5730\u5740<\/font><\/span><o:p><\/o:p><\/span><\/p>\u91ca\u653e\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>delete[] \u6307\u9488;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u6ce8\u610f\uff1a<\/font>new[]\u4e0edelete[]\u914d\u5bf9\u4f7f\u7528\uff01\uff01\uff01\uff01<\/font><\/span><o:p><\/o:p><\/span><\/p>\u53ef\u4ee5\u628a\u6307\u9488\u5f53\u4f5c\u6570\u7ec4\u540d\uff0c\u5982<\/font>*arr\u7b49\u4ef7\u4e8earr[0]\u3002\u4f9d\u6b64\u7c7b\u63a8\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u4e0eC++\u7684\u6570\u7ec4\u4e0e\u6307\u9488\u57fa\u672c\u7b49\u4ef7\uff0c\u5176\u5185\u90e8\u4f7f\u7528\u6307\u9488\u8bbf\u95ee\u6570\u7ec4<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6307\u9488\u3001\u6570\u7ec4\u3001\u6307\u9488\u7b97\u672f<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06\u6307\u9488\u53d8\u91cf\u52a0\u4e00\u540e\uff0c\u589e\u52a0\u7684\u91cf\u76f8\u5f53\u4e8e\u5b83\u6307\u5411\u7684\u7c7b\u578b\u7684\u5b57\u8282\u6570\u3002<\/font><\/span>\u5982<\/font>_Type*\u7684\u53d8\u91cf\u52a0\u4e00\uff0c\u6307\u5411\u5730\u5740\u5411\u540e\u504f\u79fbsizeof(_Type)\u3002\u6b64\u5904\u7684_Type\u8868\u793a\u4efb\u610f\u7c7b\u578b\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u548cC++\u5c06\u6570\u7ec4\u540d\u89e3\u91ca\u4e3a\u5730\u5740<\/font><\/span>\u3002\u6570\u7ec4\u540d\u7684\u5730\u5740\u4e3a\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5730\u5740\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5982\u679ca\u662f\u6570\u7ec4,N\u662f\u6574\u6570\uff0c\u5219 *(a+N)\u7b49\u4ef7\u4e8ea[N],\u6240\u4ee5*a\u7b49\u4ef7\u4e8ea[0]<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"256\" height=\"152\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u724810817.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"253\" height=\"150\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u724810818.png\" align=\"left\" hspace=\"12\" ><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p>▲\u5bf9\u6570\u7ec4\u540d\u4f7f\u7528sizeof\u5f97\u5230\u6570\u7ec4\u7684\u5927\u5c0f\uff0c\u800c\u5bf9\u6307\u9488\u4f7f\u7528sizeof\u5219\u4e3a\u6307\u9488\u7684\u5927\u5c0f\uff0c\u6b64\u65f6\u6570\u7ec4\u540d\u4e0d\u88ab\u89c6\u4e3a\u5730\u5740\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲\u6613\u9519\u70b9\uff1a\u5bf9\u6570\u7ec4\u540d\u53d6\u5730\u5740\u65f6\uff0c\u6570\u7ec4\u540d\u4e0d\u4f1a\u89e3\u91ca\u4e3a\u5730\u5740\uff0c\u800c\u662f\u5f97\u5230\u6574\u4e2a\u6570\u7ec4\u7684\u5730\u5740\uff0c\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>short tell[10];\/\/tell\u548c&tell\u7684\u6307\u5411\u5730\u5740\u4e00\u81f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6b64\u65f6<\/font>tell\uff08\u6216\u8bf4&tell[0]\uff09\u662f\u4e24\u5b57\u8282\u5185\u5b58\u5757\u7684\u5730\u5740\uff0c\u5bf9\u5176\u52a0\u4e00\u540e\u6307\u9488\u5411\u540e\u504f\u79fb\u4e24\u5b57\u8282\uff0c\u800c&tell\u662f\u4e00\u575720\u4e2a\u5b57\u8282\u7684\u5185\u5b58\u5757\uff0c\u5728\u52a0\u4e00\u540e\u8be5\u6307\u9488\u5411\u540e\u504f\u79fb20\u5b57\u8282\u3002\u5373tell\u662fshort&\u3002\u800c&tell\u662fshort(*)[10]\u3002\u53ef\u4ee5\u8fd9\u6837\u58f0\u660e\uff1ashort (*pas)[10]=&tell;\u7701\u7565\u62ec\u53f7pas\u4f1a\u5148\u4e0e[10]\u7ed3\u5408\uff0c\u5bfc\u81f4pas\u662f\u4e00\u4e2a\u6307\u9488\u6570\u7ec4\u3002\uff08\u53ef\u4ee5\u7406\u89e3\u4e3a*pas\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u6709\u62ec\u53f7\u5148\u7b97\u62ec\u53f7\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6307\u9488\u7b97\u672f\u8fd8\u53ef\u4ee5\u83b7\u5f97\u4e24\u4e2a\u6307\u9488\u7684\u5dee\uff0c\u83b7\u5f97\u4e00\u4e2a\u6574\u6570\uff0c\u662f\u4e2d\u95f4\u95f4\u9694\u7684\u5143\u7d20\u4e2a\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5f53\u7ed9cout\u63d0\u4f9b\u4e00\u4e2a\u5b57\u7b26\u6307\u9488\u65f6\uff0ccout\u4f1a\u4ece\u6240\u7ed9\u5730\u5740\u4e0a\u7684\u5b57\u7b26\u5f00\u59cb\u6253\u5370\uff0c\u76f4\u5230\u9047\u5230\u7a7a\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5b57\u7b26\u6570\u7ec4\u548c\u5b57\u7b26\u4e32\u5e38\u91cf\u90fd\u662f\u4e00\u4e2a\u5730\u5740\uff0c\u6307\u5411\u7b2c\u4e00\u4e2a\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u590d\u5236\u5b57\u7b26\u4e32<\/font><\/span>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7new[]\u7684\u62ec\u53f7\u4e2d\u53ef\u4ee5\u4f7f\u7528\u53d8\u91cf<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6307\u5411\u7ed3\u6784\u53d8\u91cf\u548c\u5bf9\u8c61\u7684\u6307\u9488\u3001\u4f7f\u7528new\u521b\u5efa\u52a8\u6001\u7ed3\u6784<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7bad\u5934\u6210\u5458\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\uff1a\u8bbf\u95ee\u6307\u9488\u91cc\u7684\u5bf9\u8c61\u7684\u6210\u5458\uff0c\u7528\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6307\u9488<\/font>->\u6210\u5458<\/font><\/span> \u7b49\u4ef7\u4e8e<\/font> <\/span>*(\u6307\u9488).\u6210\u5458 <\/font><\/span> <\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5b58\u50a8\u4e0e\u5806\u6808<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff08i\uff09<\/span><\/span><![endif]>\u81ea\u52a8\u5b58\u50a8<\/font><\/span><\/b>\uff1a\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u7684\u5e38\u89c4\u53d8\u91cf\u4f7f\u7528<\/font><\/span>\u81ea\u52a8\u5b58\u50a8\u7a7a\u95f4<\/font><\/span><\/b>\uff0c\u88ab\u79f0\u4e3a<\/font><\/span>\u81ea\u52a8\u53d8\u91cf<\/font><\/span><\/b>\u3002\u4ed6\u4eec\u5728\u6240\u5c5e\u7684\u51fd\u6570\u88ab\u8c03\u7528\u65f6\u81ea\u52a8\u4ea7\u751f\uff0c\u5728\u51fd\u6570\u7ed3\u675f\u65f6\u6d88\u5931\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff08ii\uff09<\/span><\/span><![endif]>\u9759\u6001\u5b58\u50a8<\/font><\/span><\/b>\uff1a\u5728\u6574\u4e2a\u7a0b\u5e8f\u6267\u884c\u7684\u671f\u95f4\u90fd\u5b58\u5728\u7684\u5b58\u50a8\u65b9\u5f0f\uff0c\u521b\u5efa<\/font><\/span>\u9759\u6001\u53d8\u91cf<\/font><\/span><\/b>\u7684\u65b9\u5f0f\uff1a<\/font><\/span>\u5728\u51fd\u6570\u5916\u9762\u5b9a\u4e49\u5b83\uff1b\u5728\u51fd\u6570\u5185\u90e8\u4f7f\u7528\u5173\u952e\u5b57<\/font>static\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><![if !supportLists]>\uff08iii\uff09<\/span><\/span><![endif]>\u52a8\u6001\u5b58\u50a8<\/font><\/span><\/b>\uff1a<\/font>new\u548cdelete\u7ba1\u7406\u4e86\u5185\u5b58\u6c60\uff0c\u53eb<\/font><\/span>\u81ea\u7531\u5b58\u50a8\u7a7a\u95f4<\/font>(FREE STORE)<\/font><\/span><\/b>\u6216<\/font><\/span>\u5806<\/font>(HEAP)<\/font><\/span><\/b>\uff0c\u4e0e\u9759\u6001\u53d8\u91cf\u548c\u5176\u4ed6\u53d8\u91cf\u5206\u5f00\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u7c7b\u578b\u7ed3\u5408\uff1a\u521b\u5efa\u6307\u9488\u6570\u7ec4Type_name* ptr_arr[LENGTH]<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>49. <\/span><\/span><\/span><![endif]>\u6807\u51c6\u6a21\u677f\u7c7b\u521d\u59cb<\/font><\/span><o:p><\/o:p><\/span><\/p>array\u3001vector<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\u540d\uff1aarray\u3001vector<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7684\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>std::vector<\u5143\u7d20\u7c7b\u578b> \u540d\u79f0(\u5143\u7d20\u4e2a\u6570\uff08\u53ef\u4e3a\u53d8\u91cf\uff09);<\/font><\/span><o:p><\/o:p><\/span><\/p>atd::array<\u7c7b\u578b\uff0c\u5143\u7d20\u4e2a\u6570\uff08\u4e0d\u53ef\u53d8\uff09> \u540d\u79f0;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5728C++11\u4e2d\uff0c\u53ef\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\u5668\u521d\u59cb\u5316\u4ed6\u4eec\uff0c\u53ef\u5c06\u4e00\u4e2a\u5bf9\u8c61\u8d4b\u7ed9\u540c\u7c7b\u578b\u5bf9\u8c61<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6210\u5458\u51fd\u6570\uff1a.at(\u4e0b\u6807) \u53ef\u4ee5\u5728\u8fd0\u884c\u671f\u95f4\u6355\u83b7\u975e\u6cd5\u7d22\u5f15\uff0c\u65f6\u95f4\u66f4\u957f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7b2c\u4e00\u90e8\u5206\u603b\u7ed3<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>1. <\/span><\/span><\/span><![endif]>C++\u7684\u7279\u6027:\u662f\u4e00\u95e8\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\uff0c\u652f\u6301\u8fc7\u7a0b\u5316\u7a0b\u5e8f\u8bbe\u8ba1\u3001\u9762\u5411\u5bf9\u8c61\u7a0b\u5e8f\u8bbe\u8ba1\u548c\u6cdb\u578b\u7a0b\u5e8f\u8bbe\u8ba1\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>2. <\/span><\/span><\/span><![endif]>C++\u8bed\u8a00\u7684\u57fa\u672c\u6a21\u5757\u662f\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>3. <\/span><\/span><\/span><![endif]>sizeof\u8fd0\u7b97\u7b26\u8fd4\u56de\u7c7b\u578b\u6216\u53d8\u91cf\u6216\u6570\u503c\u5360\u7528\u7684\u5b57\u8282\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>4.cout.setf(ios_base::fixed,ios_base_floatfield);\u9632\u6b62\u7a0b\u5e8f\u628a\u8f83\u5927\u7684\u503c\u5207\u6362\u4e3aE\u8868\u793a\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u901a\u5e38<\/font>cout\u4f1a\u5220\u9664\u5c0f\u6570\u7ed3\u5c3e\u76840.<\/font><\/span><o:p><\/o:p><\/span><\/p>5.\u5b57\u7b26\u4e32\u7684\u8f93\u5165\u8f93\u51fa<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:521.1000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr style=\"height:14.6000pt;\" ><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bf4\u660e<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >std::cin>>\u5b57\u7b26\u6570\u7ec4;<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u4f7f\u7528\u7a7a\u767d\u6765\u786e\u5b9a\u5b57\u7b26\u4e32\u7684\u7ed3\u675f\u4f4d\u7f6e\uff0c<\/font><\/span><\/u>\u4e00\u6b21\u53ea\u8bfb\u53d6\u4e00\u4e2a\u5355\u8bcd\u3002\u591a\u4f59\u7684\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0c\u7136\u540e\u88ab\u9010\u4e00\u8bfb\u53d6<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >cin.getline(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002\u4e22\u5f03\u6362\u884c\u7b26\uff0c\u7528\u7a7a\u503c\u5b57\u7b26\u66ff\u4ee3\u3002\u5728\u8bfb\u53d6\u6307\u5b9a\u6570\u76ee\u5b57\u7b26\u6216\u9047\u5230\u6362\u884c\u7b26\u65f6\u505c\u6b62\u8bfb\u53d6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\u679c\u8f93\u5165\u5b57\u7b26\u6570\u8f83\u591a\uff0c\u4f59\u4e0b\u7684\u5b57\u7b26\u7559\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0c<\/font>getline()\u8bbe\u7f6e\u5931\u6548\u4f4d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >cin.get(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002\u5c06<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u7559\u5728\u8f93\u5165\u961f\u5217<\/font><\/span><\/u>\u4e2d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8bfb\u53d6\u7a7a\u884c\u65f6\u8bbe\u7f6e<\/font><\/span>\u5931\u6548\u4f4d<\/font>(failbit)<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table>cin.get()\u548ccin.getline()\u90fd\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u4fbf\u53ef\u518d\u6b21\u8c03\u7528\u5176\u4ed6\u65b9\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>6.\u6df7\u5408\u8f93\u5165\u9762\u5411\u884c\u7684\u6570\u5b57\u548c\u5b57\u7b26\u4e32\uff1a\u5728\u8f93\u5165\u6570\u5b57\u540e\uff0c\u6362\u884c\u7b26\u88ab\u4fdd\u7559\uff0c\u9700\u8981\u81ea\u884c\u4e22\u5f03\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>7.\u5e38\u89c4\u7684cin\u8f93\u5165\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>8.string<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\uff1astring<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u7684\u65b9\u5f0f\u4e0e\u5b57\u7b26\u6570\u7ec4\u76f8\u540c\uff0c\u5141\u8bb8\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\uff08C++11\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8d4b\u503c\u3001\u62fc\u63a5\u548c\u9644\u52a0\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:521.1000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bf4\u660e<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::operator=()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u628a\u4e00\u4e2a<\/font><\/span>string\u5bf9\u8c61\u8d4b\u7ed9\u53e6\u4e00\u4e2astring\u5bf9\u8c61\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::operator+()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u4e24\u4e2a<\/font>string\u5bf9\u8c61\u76f8\u52a0\uff0c\u5b57\u7b26\uff08\u4e32\uff09\u4e0estring\u5bf9\u8c61\u5408\u5e76\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5176\u4e2d\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a<\/font>string\u5bf9\u8c61<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::size()<\/font><\/span><o:p><\/o:p><\/span><\/p>string::length()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8fd4\u56de\u957f\u5ea6\u3002<\/font><\/span>\u6ca1\u6709\u88ab\u521d\u59cb\u5316\u65f6\uff0c\u957f\u5ea6\u4e3a<\/font>0<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table>\u00b7string\u7684I\/O\uff1a\u8f93\u5165string\uff1a<\/font><\/span>getline(istream\u5bf9\u8c61\uff0cstring\u5bf9\u8c61);<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>9. <\/span><\/span><\/span><![endif]>C\u98ce\u683c\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6cstring(\u6765\u81eaC)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5e38\u7528\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)<\/font><\/span> <\/span><\/span> <\/span><\/span>\u590d\u5236\u5b57\u7b26\u4e32\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>strcat(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)<\/font><\/span> <\/span><\/span> <\/span><\/span>\u9644\u52a0\u4e00\u4e2a\u5b57\u7b26\u4e32\u5230\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\u672b\u5c3e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>strncat()\u3001strncpy()\u524d\u4e24\u4e2a\u53c2\u6570\u540c\u4e0a\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u6307\u51fa\u6700\u5927\u590d\u5236\u591a\u5c11\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"\u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840 &# […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[17,9,8],"tags":[],"class_list":["post-321","post","type-post","status-publish","format-standard","hentry","category-c-cpp","category-9","category-8"],"_links":{"self":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=321"}],"version-history":[{"count":3,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321\/revisions"}],"predecessor-version":[{"id":411,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321\/revisions\/411"}],"wp:attachment":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=321"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":321,"date":"2026-03-07T12:28:15","date_gmt":"2026-03-07T04:28:15","guid":{"rendered":"http:\/\/8.129.82.128\/?p=321"},"modified":"2026-03-07T14:12:47","modified_gmt":"2026-03-07T06:12:47","slug":"c-primer-plus-%e7%ac%94%e8%ae%b0-part-1","status":"publish","type":"post","link":"http:\/\/8.129.82.128\/?p=321","title":{"rendered":"C++ Primer Plus \u7b14\u8bb0 Part #1"},"content":{"rendered":"\n

<\/p>\n\n\n\n\n\n\n \n \n \u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840 – C++ \u63d0\u7eb2<\/title>\n <style>\n body {\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, \"Microsoft YaHei\", sans-serif;\n line-height: 1.8;\n max-width: 900px;\n margin: 0 auto;\n padding: 30px 25px;\n background: linear-gradient(180deg, #e8f4fc 0%, #d4ecf7 50%, #c5e3f6 100%);\n color: #333;\n min-height: 100vh;\n }\n h1 {\n text-align: center;\n color: #1a5276;\n border-bottom: 3px solid #3498db;\n padding-bottom: 15px;\n }\n h2, h3, h4 {\n color: #2980b9;\n }\n h2 { border-left: 4px solid #3498db; padding-left: 15px; }\n p { margin: 10px 0; }\n ul, ol { margin: 10px 0; padding-left: 25px; }\n li { margin: 5px 0; }\n code {\n background: #ecf0f1;\n padding: 2px 6px;\n border-radius: 3px;\n font-family: Consolas, Monaco, monospace;\n font-size: 0.9em;\n }\n pre {\n background: #2c3e50;\n color: #ecf0f1;\n padding: 15px;\n border-radius: 5px;\n overflow-x: auto;\n font-size: 0.85em;\n }\n pre code { background: none; padding: 0; color: inherit; }\n table {\n width: 100%;\n border-collapse: collapse;\n margin: 15px 0;\n font-size: 0.9em;\n }\n th, td {\n border: 1px solid #bdc3c7;\n padding: 8px 10px;\n text-align: left;\n }\n th { background: #3498db; color: white; }\n tr:nth-child(even) { background: #f8f9fa; }\n img {\n max-width: 100%;\n height: auto;\n display: block;\n margin: 20px auto;\n padding: 10px;\n background: white;\n border-radius: 4px;\n box-shadow: 0 2px 8px rgba(0,0,0,0.15);\n }\n hr {\n border: none;\n border-top: 2px dashed #85c1e9;\n margin: 30px 0;\n }\n <\/style>\n<\/head>\n<body>\n <h1>\u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840<\/h1>\n \u7b2c\u4e00\u90e8\u5206 <\/span><\/span><\/span><![endif]>\u5165\u95e8\u57fa\u7840<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u4e00\u3001<\/font>C++\u7b80\u4ecb<\/font><\/span><o:p><\/o:p><\/span><\/p>1.\u878d\u5408\u7684\u7f16\u7a0b\u65b9\u5f0f\uff1aC\u8bed\u8a00\u4ee3\u8868\u7684<\/font><\/span>\u8fc7\u7a0b\u6027\u8bed\u8a00<\/font><\/span><\/b>\u3001<\/font><\/span>\u9762\u5411\u5bf9\u8c61\uff08<\/font>OOP\uff09<\/font><\/span><\/b>\u7f16\u7a0b\u3001<\/font>C++\u6a21\u677f\u652f\u6301\u7684<\/font><\/span>\u6cdb\u578b\u7f16\u7a0b<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>2.<\/font><\/span>\u6c47\u7f16\u8bed\u8a00<\/font><\/span><\/b>\u4f9d\u8d56\u4e8e\u8ba1\u7b97\u673a\u5185\u90e8\u7684<\/font><\/span>\u673a\u5668\u8bed\u8a00<\/font><\/span><\/b>\uff08\u90fd\u5c5e\u4e8e<\/font><\/span>\u4f4e\u7ea7\u8bed\u8a00<\/font><\/span><\/b>\uff0c<\/font><\/span>\u76f4\u63a5\u64cd\u4f5c\u786c\u4ef6<\/font><\/span><\/u>\u3002<\/font><\/span>\u6c47\u7f16\u8bed\u8a00\u662f\u673a\u5668\u8bed\u8a00\u7684<\/font><\/span><\/u>\u52a9\u8bb0\u7b26<\/font><\/span><\/u><\/b>\uff09\uff0c<\/font>C\u3001C++\u662f<\/font><\/span>\u9ad8\u7ea7\u8bed\u8a00<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>3.<\/font><\/span>\u6570\u636e<\/font>+\u7b97\u6cd5=\u7a0b\u5e8f<\/font><\/span><\/b>\uff0c<\/font>C\u8bed\u8a00\u4e3a<\/font><\/span>\u7ed3\u6784\u5316\u7f16\u7a0b<\/font><\/span><\/b>\uff08\u987a\u5e8f\u3001\u5faa\u73af\u3001\u5206\u652f\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>4.C++\u8bed\u8a00\u7684\u57fa\u672c\u7684\u6a21\u5757\uff1a<\/font><\/span>\u51fd\u6570<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>5.C++\u7531Bjarne Stroustrup\u4e8e20\u4e16\u7eaa80\u5e74\u4ee3\u5728\u8d1d\u5c14\u5b9e\u9a8c\u5ba4\u5f00\u53d1\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>6.\u5728<\/font><\/span>\u4e00\u5b9a\u7a0b\u5ea6<\/font><\/span><\/u>\u4e0a\u6765\u8bf4\uff0c<\/font><\/span>C++\u662fC\u7684\u8d85\u96c6\u3002<\/font><\/span><\/u>\uff08\u51e0\u4e4e\u6240\u6709\u7684\u6709\u6548<\/font>C\u8bed\u8a00\u7a0b\u5e8f\u90fd\u662f\u6709\u6548\u7684C++\u7a0b\u5e8f\uff09<\/font><\/span>\u4f46<\/font>C++\u5e76\u6ca1\u6709\u5b8c\u5168\u5305\u542bC\u8bed\u8a00\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><img decoding=\"async\" width=\"135\" height=\"126\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248314.png\" align=\"left\" hspace=\"12\" ><img decoding=\"async\" width=\"130\" height=\"126\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248315.png\" align=\"left\" hspace=\"12\" ><img decoding=\"async\" width=\"153\" height=\"190\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248316.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"152\" height=\"190\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u7248317.png\" align=\"left\" hspace=\"12\" >7.\u5c06\u7a0b\u5e8f\u7684\u6e90\u4ee3\u7801\u8bd1\u4e3a\u673a\u5668\u8bed\u8a00\uff0c\u5f62\u6210<\/font><\/span>\u76ee\u6807\u4ee3\u7801<\/font><\/span><\/b>(object code,.obj);\u5c06<\/font><\/span>\u542f\u52a8\u4ee3\u7801<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u5e93\u4ee3\u7801<\/font><\/span><\/b>\u548c<\/font><\/span>\u76ee\u6807\u4ee3\u7801<\/font><\/span><\/b>\u94fe\u63a5\u5728\u4e00\u8d77\uff0c\u5373<\/font><\/span>\u94fe\u63a5<\/font><\/span><\/b>\uff0c\u5f97\u5230<\/font><\/span>\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p>\u4e8c\u3001\u7b2c\u4e00\u4e2a\u7a0b\u5e8f<\/font><\/span><o:p><\/o:p><\/span><\/p>\u793a\u4f8b\u7a0b\u5e8f<\/font>:\u6458\u81eaC++ PRIMER PLUS(6TH EDITION)<\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/<\/span><\/i> <\/span>myfirst.cpp–displays<\/span><\/i> <\/span>a<\/span><\/i> <\/span>message<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>#include<\/span> <\/span><<\/span><\/b>iostream<\/span>><\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>a<\/span><\/i> <\/span>PREPROCESSOR<\/span><\/i> <\/span>directive<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>int<\/span><\/b> <\/span>main<\/span>()<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>function<\/span><\/i> <\/span>header<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>{<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>start<\/span><\/i> <\/span>of<\/span><\/i> <\/span>function<\/span><\/i> <\/span>body<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>using<\/span><\/b> <\/span>namespace<\/span><\/b> <\/span>std<\/span><\/b>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>make<\/span><\/i> <\/span>definitions<\/span><\/i> <\/span>visible<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>“Come up and C++ me some time.”<\/span><\/b>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>message<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>endl<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>start<\/span><\/i> <\/span>a<\/span><\/i> <\/span>new<\/span><\/i> <\/span>line<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>cout<\/span> <\/span><<<\/span><\/b> <\/span>“You won’t regret it!”<\/span><\/b> <\/span><<<\/span><\/b> <\/span>endl<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>more<\/span><\/i> <\/span>output<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>\/\/<\/span><\/i> <\/span>If<\/span><\/i> <\/span>the<\/span><\/i> <\/span>output<\/span><\/i> <\/span>window<\/span><\/i> <\/span>closes<\/span><\/i> <\/span>before<\/span><\/i> <\/span>you<\/span><\/i> <\/span>can<\/span><\/i> <\/span>read<\/span><\/i> <\/span>it,<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>\/\/<\/span><\/i> <\/span>add<\/span><\/i> <\/span>the<\/span><\/i> <\/span>following<\/span><\/i> <\/span>code:<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>\/\/<\/span><\/i> <\/span>cout<\/span><\/i> <\/span><<<\/span><\/i> <\/span>“Press<\/span><\/i> <\/span>any<\/span><\/i> <\/span>key<\/span><\/i> <\/span>to<\/span><\/i> <\/span>continue.”<\/span><\/i> <\/span><<endl;<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p> <\/span>\/\/<\/span><\/i> <\/span>cin.get();<\/span><\/i> <\/span><o:p><\/o:p><\/span><\/p> <\/span>return<\/span><\/b> <\/span>0<\/span>;<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>terminate<\/span><\/i> <\/span>main()<\/span><\/i><o:p><\/o:p><\/span><\/i><\/p>}<\/span><\/b> <\/span>\/\/<\/span><\/i> <\/span>end<\/span><\/i> <\/span>of<\/span><\/i> <\/span>function<\/span><\/i> <\/span>body<\/span><\/i><o:p><\/o:p><\/span><\/p>7.\u5355\u884c\u6ce8\u91ca\uff1a\/\/ \u5f00\u5934\uff1b\u591a\u884c\u6ce8\u91ca\uff1a\/* *\/ \u5f00\u5934\u3002\u7f16\u8bd1\u5668\u4f1a\u5ffd\u7565\u6ce8\u91ca\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>8.▲C++\u5bf9\u5927\u5c0f\u5199\u654f\u611f<\/font><\/span><\/b>\uff0c<\/font>Cout\u4e0ecout\u5e76\u4e0d\u4e00\u6837\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>9.C++\u6e90\u6587\u4ef6\u7684<\/font><\/span>\u6269\u5c55\u540d<\/font><\/span><\/b>:<\/font><\/span>.cpp<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>10.main()\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>main()\u662f\u9ed8\u8ba4\u7684<\/font><\/span>\u4e3b\u51fd\u6570<\/font><\/span><\/b>\u3002<\/font><\/span>\u51fd\u6570\u5b9a\u4e49<\/font><\/span><\/b>\u7531<\/font><\/span>\u82b1\u62ec\u53f7\u53ca\u5176\u91cc\u9762\u7684\u8bed\u53e5\u7ec4\u6210<\/font><\/span><\/u>\uff0c<\/font>int main()\u53eb\u505a<\/font><\/span>\u51fd\u6570\u5934<\/font><\/span><\/b>\uff0c<\/font><\/span>\u82b1\u62ec\u53f7\u4e2d\u5305\u62ec\u7684\u8bed\u53e5<\/font><\/span><\/u>\u53eb<\/font><\/span>\u51fd\u6570\u4f53<\/font><\/span><\/b>\uff0c\u6307\u51fa\u4e86\u51fd\u6570\u5177\u4f53\u505a\u4ec0\u4e48\u3002<\/font>return 0;\u662f<\/font><\/span>\u8fd4\u56de\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u7ed3\u675f\u8be5\u51fd\u6570\uff0c\u8fd4\u56de<\/font>0\u8868\u793a\u7a0b\u5e8f\u6267\u884c\u6210\u529f\u5e76\u9000\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>11. <\/span><\/span><\/span><![endif]>\u6bcf\u6761\u5b8c\u6574\u7684\u6307\u4ee4\u79f0\u4e3a<\/font><\/span>\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u4ee5\u5206\u53f7\u7ed3\u675f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>12. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"211\" height=\"163\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72481510.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"252\" height=\"164\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72481511.png\" align=\"left\" hspace=\"12\" >\u4f4d\u4e8e\u51fd\u6570\u540d\u524d\u9762\u7684\u90e8\u5206\u53eb\u505a<\/font><\/span>\u51fd\u6570\u8fd4\u56de\u7c7b\u578b<\/font><\/span><\/b>\uff0c\u51fd\u6570\u540d\u540e\u62ec\u53f7\u91cc\u7684\u90e8\u5206\u53eb\u505a<\/font><\/span>\u5f62\u5f0f\u53c2\u6570\u5217\u8868<\/font><\/span><\/b>\uff08\u7b80\u79f0<\/font><\/span>\u5f62\u53c2\u5217\u8868<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>13. <\/span><\/span><\/span><![endif]>main()\u51fd\u6570\u88ab<\/font><\/span><\/u>\u542f\u52a8\u4ee3\u7801<\/font><\/span><\/u><\/b>\u8c03\u7528\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>14. <\/span><\/span><\/span><![endif]>C++\u51fd\u6570\u7ed9\u8c03\u7528\u53c2\u6570\u8fd4\u56de\u7684\u503c\u662f<\/font><\/span>\u8fd4\u56de\u503c<\/font><\/span><\/b>\u3002\u6b64\u5904<\/font>int\u8868\u793a\u6574\u6570\u503c\u3002\u7a7a\u62ec\u53f7\u610f\u5473main()\u4e0d\u63a5\u53d7\u53c2\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>15. <\/span><\/span><\/span><![endif]>int main(void)\u662f\u4e00\u79cd\u53d8\u4f53\uff0c<\/font><\/span>void\u5173\u952e\u5b57\u6307\u51fa\u51fd\u6570\u4e0d\u63a5\u53d7\u4efb\u4f55\u53c2\u6570<\/font><\/span><\/u>\uff0c\u4e0e<\/font>int main()\u7b49\u4ef7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>16. <\/span><\/span><\/span><![endif]>#include<iostream>\u5c06iostream\u5934\u6587\u4ef6\u5f15\u5165\u3002#include<\u6807\u51c6\u5934\u6587\u4ef6>\u662f<\/font><\/span>\u9884\u5904\u7406\u6307\u4ee4<\/font><\/span><\/b>\uff0c\u4ee5<\/font>#\u5f00\u5934\uff0c\u4f1a\u5728\u6e90\u4ee3\u7801\u7f16\u8bd1\u4e4b\u524d\u628a\u5934\u6587\u4ef6\u5185\u5bb9\u6dfb\u52a0\u5230\u7a0b\u5e8f\u4e2d\u3002iostream\u662f\u6807\u51c6\u8f93\u5165\u8f93\u51fa\u6d41,io\u8868\u793a\u8f93\u5165\u8f93\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>17. <\/span><\/span><\/span><![endif]>\u50cf<\/font>iostream\u8fd9\u6837\u7684\u6587\u4ef6\u53eb<\/font><\/span>\u5305\u542b\u6587\u4ef6<\/font><\/span><\/b>\uff0c\u4e5f\u53eb<\/font><\/span>\u5934\u6587\u4ef6<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u8bed\u8a00\u5934\u6587\u4ef6\u7684\u540e\u7f00\u4e3a.h\uff0cC++\u7684\u5934\u6587\u4ef6\u6ca1\u6709\u540e\u7f00\u3002C++\u53ef\u4ee5\u4f7f\u7528C\u8bed\u8a00\u6807\u51c6\u5934\u6587\u4ef6\uff0c\u9700\u53bb\u6389.h\u540e\u7f00\u5e76\u52a0\u4e0ac\u524d\u7f00\u3002<\/font><\/span>\u5982\uff1a<\/font>math.h -> cmath<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>18. <\/span><\/span><\/span><![endif]>using namespace std;\u662f<\/font><\/span>using\u7f16\u8bd1\u6307\u4ee4<\/font><\/span><\/b>\uff0c\u8868\u793a\u4f7f\u7528<\/font><\/span>std<\/font><\/span><\/b>(\u5373<\/font><\/span>\u6807\u51c6\u540d\u79f0\u7a7a\u95f4<\/font><\/span><\/b>)\u540d\u79f0\u7a7a\u95f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\u679c\u540d\u79f0\u7a7a\u95f4<\/font>a\u4e2d\u6709\u51fd\u6570b(),\u5219\u8c03\u7528\u65f6\u4e3aa::b().<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>19. <\/span><\/span><\/span><![endif]>using std::cout;\u8868\u793a\u53ea\u4f7f\u7528std::cout\u8fd9\u4e2a\u540d\u79f0\uff0c\u800c\u4e0d\u662f\u5c06\u6574\u4e2astd\u90fd\u5bfc\u5165\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>20. <\/span><\/span><\/span><![endif]>cout<<\u8868\u8fbe\u5f0f0<<\u8868\u8fbe\u5f0f1<<.......;\u53ef\u4ee5\u628a\u8868\u8fbe\u5f0f\u63d2\u5165\u5230\u8f93\u51fa\u6d41\u4e2d\u8f93\u51fa\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>21. <\/span><\/span><\/span><![endif]>cout<\/span> <\/span><<<\/span><\/b> <\/span>“Come up and C++ me some time.”<\/span><\/b>;<\/span><\/b> <\/span>\u5176\u4e2d\u7684<\/font><\/span>\u5b57\u7b26\u4e32<\/font><\/span><\/b>\u4ee5<\/font>\u201c\u201d\u6269\u8d77\u3002\uff08\u6ce8\u610f\u662f\u82f1\u6587\u6807\u70b9\u7b26\u53f7\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>22. <\/span><\/span><\/span><![endif]>\u63a7\u5236\u7b26<\/font><\/span><\/b>endl:\u8fdb\u884c\u6362\u884c\uff0c\u5728\u540d\u79f0\u7a7a\u95f4std\u4e2d\u88ab\u5b9a\u4e49\u3002\u5176\u7b49\u4ef7\u4e8e<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u2019<\/font><\/span>\\n<\/font><\/span>\u2019<\/font><\/span>\uff08\u6ce8\u610f\uff1a\u5b57\u7b26\u4e32\u7528<\/font>\u201c\u201d\u5f15\u8d77\uff0c<\/font><\/span>\u5b57\u7b26<\/font><\/span><\/b>\u7528<\/font>\u2018\u2019\u5f15\u8d77\uff09,<\/font><\/span>\u5176\u88ab\u89c6\u4f5c\u4e00\u4e2a\u5b57\u7b26<\/font><\/span><\/u>\u3002\u5728\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u5b83\u53ef\u4ee5\u6362\u884c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>23. <\/span><\/span><\/span><![endif]>\u7a7a\u683c<\/font><\/span><\/b>\u3001<\/font><\/span>\u5236\u8868\u7b26<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u56de\u8f66<\/font><\/span><\/b>\u7edf\u79f0<\/font><\/span>\u7a7a\u767d<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>24. <\/span><\/span><\/span><![endif]>\u58f0\u660e\u8bed\u53e5<\/font><\/span><\/b>\u58f0\u660e\u53d8\u91cf\uff1a<\/font><\/span> \u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d<\/font>(=\u503c);<\/font><\/span><\/u>\u5982<\/font>int total;\u6216int total=0;<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>25. <\/span><\/span><\/span><![endif]>\u53d8\u91cf\u540d\u6807\u8bc6\u4e86\u4e00\u4e2a<\/font><\/span>\u5185\u5b58\u5355\u5143<\/font><\/span><\/b>\uff0c\u56e0\u5176\u53ef\u4ee5\u4fee\u6539\uff0c\u79f0\u4f5c<\/font><\/span>\u53d8\u91cf<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>26. <\/span><\/span><\/span><![endif]>\u7a0b\u5e8f\u4e2d\u7684\u58f0\u660e\u8bed\u53e5\u53eb<\/font><\/span>\u58f0\u660e\u5b9a\u4e49\u8bed\u53e5<\/font><\/span><\/b>\uff0c\u7b80\u79f0\u4e3a<\/font><\/span>\u5b9a\u4e49<\/font><\/span><\/b>\u3002\u4f1a\u5bfc\u81f4\u7f16\u8bd1\u5668\u4e3a\u5176\u5206\u914d<\/font><\/span>\u5185\u5b58\u7a7a\u95f4<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>27. <\/span><\/span><\/span><![endif]>C++\u4e2d\u8fd8\u6709<\/font><\/span>\u5f15\u7528\u58f0\u660e<\/font><\/span><\/b>\uff0c<\/font><\/span>\u58f0\u660e\u4e0d\u4e00\u5b9a\u662f\u5b9a\u4e49<\/font><\/span><\/u>\uff0c\u4f46\u5b9a\u4e49\u4e00\u5b9a\u662f\u58f0\u660e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>28. <\/span><\/span><\/span><![endif]>=\u662f<\/font><\/span>\u8d4b\u503c\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\uff0c\u4f7f\u7528\u65b9\u6cd5\uff1a<\/font> <\/span>\u53d8\u91cf\u540d<\/font>=\u503c;<\/font><\/span><\/u> \u5176\u4ece\u53f3\u5411\u5de6\u6267\u884c\u3002\u53ef\u4ee5\u8fde\u7eed\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>29. <\/span><\/span><\/span><![endif]>cout\u53ef\u4ee5\u8f93\u51fa\u53d8\u91cf\uff0c\u63d2\u5165\u65f6\u8f93\u5165\u53d8\u91cf\u540d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>30. <\/span><\/span><\/span><![endif]>\u4f7f\u7528<\/font>cin: cin\u53ef\u4ee5\u8fdb\u884c\u8f93\u5165\uff0c\u7528\u6cd5cin>>\u53d8\u91cf0>>……;\u8f93\u5165\u591a\u4e2a\u503c\u7528\u7a7a\u683c\u56de\u8f66\u5206\u9694\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>31. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"195\" height=\"144\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72482483.png\" align=\"left\" hspace=\"12\" >cmath\u4e2d\u7684sqrt()\u8ba1\u7b97\u7b97\u672f\u5e73\u65b9\u6839\u3002sqrt(25)\u503c\u4e3a5.sqrt(25)\u53eb<\/font><\/span>\u51fd\u6570\u8c03\u7528<\/font><\/span><\/b>\uff0c\u88ab\u8c03\u7528\u7684\u51fd\u6570\u53eb\u505a<\/font><\/span>\u88ab\u8c03\u7528\u51fd\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u88ab\u8c03\u51fd\u6570<\/font><\/span><\/b>\uff0c<\/font><\/span>called function<\/font><\/span><\/b>\uff09\uff0c\u5305\u542b\u51fd\u6570\u8c03\u7528\u7684\u51fd\u6570\u53eb<\/font><\/span>\u8c03\u7528\u51fd\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u4e3b\u8c03\u51fd\u6570<\/font><\/span><\/b>,<\/font><\/span>calling function<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>32. <\/span><\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"186\" height=\"131\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72482606.png\" align=\"left\" hspace=\"12\" >\u51fd\u6570\u8c03\u7528\u5706\u62ec\u53f7\u7684\u503c\u662f<\/font><\/span>\u5b9e\u9645\u53c2\u6570<\/font><\/span><\/b>\uff08<\/font><\/span>\u5b9e\u53c2<\/font><\/span><\/b>\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>33. <\/span><\/span><\/span><![endif]>\u51fd\u6570\u539f\u578b\uff1a<\/font>sqrt()\u7684\u51fd\u6570\u539f\u578b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>double sqrt(double);<\/font><\/span><o:p><\/o:p><\/span><\/p>double\u8868\u793a\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\uff08\u5c0f\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u51fd\u6570\u539f\u578b<\/font><\/span><\/b>\u53ea\u63cf\u8ff0<\/font><\/span>\u51fd\u6570\u63a5\u53e3<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>34. <\/span><\/span><\/span><![endif]>\u5728\u521b\u5efa\u53d8\u91cf\u65f6\u8d4b\u503c\u53eb<\/font><\/span>\u521d\u59cb\u5316<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>35. <\/span><\/span><\/span><![endif]>\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff1a\u8bed\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd4\u56de\u7c7b\u578b<\/font> \u51fd\u6570\u540d<\/font>(\u5f62\u53c2\u5217\u8868)<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8bed\u53e5<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u539f\u578b\uff1a\u8fd4\u56de\u7c7b\u578b<\/font> \u51fd\u6570\u540d<\/font>(\u5f62\u53c2\u5217\u8868\u6216\u5f62\u53c2\u7c7b\u578b\u7684\u5217\u8868);<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5728\u5f62\u53c2\u5217\u8868\u4e2d\uff0c\u6bcf\u4e2a\u53c2\u6570\u4ee5<\/font> \u201c\u7c7b\u578b \u53c2\u6570\u540d\u201d\u7684\u5f62\u5f0f\u51fa\u73b0\uff0c\u4e2d\u95f4\u4ee5\u9017\u53f7\u5206\u9694\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u6bcf\u4e2a\u51fd\u6570\u90fd\u662f\u72ec\u7acb\u7684\uff0c\u4e0d\u53ef\u5d4c\u5957\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u4f8b\uff1a<\/font>int solve(int,double); int solve(int a,double b){…}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u65e0\u8fd4\u56de\u503c\u7684\u51fd\u6570\u8fd4\u56de\u7c7b\u578b\u4e3a<\/font>void.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>36. <\/span><\/span><\/span><![endif]>▲\u53d8\u91cf\u540d\u548c\u51fd\u6570\u540d\u7684\u547d\u540d\u89c4\u5219\uff1a<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u4e0d\u80fd\u4f7f\u7528\u5173\u952e\u5b57\u4f5c\u4e3a\u540d\u79f0<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u4e0d\u80fd\u5728\u540d\u79f0\u4e2d\u5e26\u6709\u7a7a\u683c<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u5728\u540c\u4e00\u4f5c\u7528\u57df\u4e0b\uff0c\u4e00\u4e9b\u540d\u79f0\u4e0d\u53ef\u91cd\u590d\uff08\u51fd\u6570\u91cd\u8f7d\u9664\u5916\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u540d\u79f0\u4ee5\u5b57\u6bcd\u3001\u4e0b\u5212\u7ebf\u5f00\u5934\uff0c\u4ee5\u5b57\u6bcd\u3001\u4e0b\u5212\u7ebf\u4e0e\u6570\u5b57\u7ec4\u6210\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>37. <\/span><\/span><\/span><![endif]>\u5728\u51fd\u6570\u5916\u4f7f\u7528<\/font>using\u6307\u4ee4\uff1a\u5bf9\u6240\u6709\u51fd\u6570\u6709\u6548\uff0c\u5728\u51fd\u6570\u91cc\u4f7f\u7528using\u6307\u4ee4\uff1a\u5bf9\u672c\u51fd\u6570\u6709\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:492.7000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr style=\"height:85.7500pt;\" ><td width=656 valign=top style=\"width:492.7000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u603b\u7ed3\uff1a\u7b80\u5355\u7a0b\u5e8f\u7684\u7ed3\u6784<\/font><\/span><o:p><\/o:p><\/span><\/p>#include<\u6807\u51c6\u5934\u6587\u4ef6><\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/…\u5f15\u5165\u82e5\u5e72\u4e2a\u5934\u6587\u4ef6<\/font><\/span><o:p><\/o:p><\/span><\/p>using namespace std;<\/font><\/span><o:p><\/o:p><\/span><\/p>int main() <\/span>\/\/\u6216 int main(void)<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p> <\/span>\/\/\u4e00\u4e9b\u8bed\u53e5<\/font><\/span><o:p><\/o:p><\/span><\/p> <\/span>return 0;\/\/\u7a0b\u5e8f\u6210\u529f\u6267\u884c\u540e\u9000\u51fa<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table><![if !supportLists]>\u4e09\u3001<\/span><\/span><![endif]>\u57fa\u672c\u6570\u636e\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>38. <\/span><\/span><\/span><![endif]>\u6574\u578b\uff1a\u6ca1\u6709\u5c0f\u6570\u90e8\u5206\u7684\u6570\u5b57\u3002\u5206\u4e3a<\/font><\/span>\u7b26\u53f7\u6574\u578b<\/font><\/span><\/b>\u4e0e<\/font><\/span>\u65e0\u7b26\u53f7\u6574\u5f62<\/font><\/span><\/b>\u3002\u7b26\u53f7\u6574\u578b\u6709\u6b63\u6570\u3001<\/font>0\u3001\u8d1f\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u800c\u65e0\u7b26\u53f7\u6574\u578b\u6ca1\u6709\u8d1f\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u7b26\u53f7\u6574\u578b<\/font><\/span>short<\/font><\/span><\/b>\u3001<\/font><\/span>int<\/font><\/span><\/b>\u3001<\/font><\/span>long<\/font><\/span><\/b>\u3001<\/font><\/span>long long<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"220\" height=\"259\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483260.png\" align=\"left\" hspace=\"12\" >\u2460.short\u81f3\u5c1116\u4f4d\uff0cint\u81f3\u5c11\u4e0eshort\u4e00\u6837\u957f\uff0clong\u81f3\u5c1132\u4f4d\uff0c\u4e14\u81f3\u5c11\u4e0eint\u4e00\u6837\u957f\uff0clong long\u81f3\u5c1164\u4f4d\uff0c\u4e14\u81f3\u5c11\u4e0elong\u4e00\u6837\u957f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461.\u5927\u90e8\u5206\u7cfb\u7edf\u4f7f\u7528\u7684\u957f\u5ea6:<\/font><\/span><o:p><\/o:p><\/span><\/p>short\u4e3a16\u4f4d int\u548clong\u4e3a32\u4f4d long long \u4e3a64\u4f4d<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462.\u5728\u5934\u6587\u4ef6climits\u4e2d\u8868\u793a\u5404\u79cd\u9650\u5236\u7684\u7b26\u53f7\u540d\u79f0\uff0c\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"242\" height=\"141\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483429.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"145\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72483430.png\" align=\"left\" hspace=\"12\" >④.<\/font><\/span>\u7b26\u53f7\u5e38\u91cf<\/font><\/span><\/b>\u4ee5<\/font>#define\u5b9a\u4e49\uff0c#define\u662f\u9884\u5904\u7406\u6307\u4ee4\uff0c\u7528\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>#define \u540d\u79f0 \u8868\u8fbe\u5f0f\uff08\u8868\u8fbe\u5f0f\u53ef\u7701\u7565\uff0c\u53ea\u5b9a\u4e49\u4e00\u4e2a\u540d\u79f0\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd9\u4e9b\u5b9a\u4e49\u4e5f\u53eb<\/font><\/span>\u5b8f<\/font><\/span><\/b>\u5b9a\u4e49\u3002\u5728\u9884\u5904\u7406\u65f6\u4f1a\u8fdb\u884c<\/font><\/span>\u6587\u672c\u66ff\u6362<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>⑤\uff0e\u521d\u59cb\u5316\uff1a\u53ef\u4ee5\u5c06\u53d8\u91cf\u521d\u59cb\u5316\u4e3a\u53e6\u4e00\u4e2a\u53d8\u91cf\uff08\u4e59\u5b9a\u4e49\uff09\u3001\u8868\u8fbe\u5f0f\u3001<\/font><\/span>\u5b57\u9762\u503c\u5e38\u91cf<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>⑥\uff0eC++\u7684\u521d\u59cb\u5316\u65b9\u6cd5\uff1a\u7c7b\u578b\u540d \u53d8\u91cf\u540d(\u8868\u8fbe\u5f0f);<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06<\/font><\/span>\u5927\u62ec\u53f7\u521d\u59cb\u5316\u5668<\/font><\/span><\/b>\u7528\u4e8e\u5355\u503c\u53d8\u91cf\uff1a\u7c7b\u578b\u540d<\/font> \u53d8\u91cf\u540d<\/font>={\u8868\u8fbe\u5f0f};<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u521d\u59cb\u5316\u65b9\u5f0f\uff1a\u5c06\u5927\u62ec\u53f7\u521d\u59cb\u5316\u5668\u7528\u4e8e\u5355\u503c\u53d8\u91cf\uff1a\u7c7b\u578b\u540d \u53d8\u91cf\u540d{\u8868\u8fbe\u5f0f};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5927\u62ec\u53f7\u4e2d\u53ef\u4ee5\u4e0d\u5305\u542b\u4efb\u4f55\u4fe1\u606f\uff0c\u53d8\u91cf\u4f1a\u521d\u59cb\u5316\u4e3a<\/font>0<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7c7b\u578b\u540d<\/font> \u53d8\u91cf<\/font>{}; \u6216 \u7c7b\u578b\u540d \u53d8\u91cf={}; \u5176\u4e2d\u53d8\u91cf\u7684\u503c\u4e3a0.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u65e0\u7b26\u53f7\u7c7b\u578b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>unsigned short\u3001unsigned int(unsigned)\u3001unsigned long\u3001unsigned long long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u6574\u578b\u5b57\u9762\u91cf\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460C++\u6574\u578b\u7684\u4e09\u79cd\u8868\u793a\uff1a\u5341\u8fdb\u5236\u3001\u516b\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p>\u5982\u679c\u7b2c\u4e00\u4f4d\u4e3a<\/font>1~9\uff0c\u57fa\u6570\u4e3a10\uff1b\u5982\u679c\u7b2c\u4e00\u4f4d\u4e3a0\uff0c\u7b2c\u4e8c\u4f4d\u4e3a1~7\uff0c\u57fa\u6570\u4e3a8\uff1b\u5982\u679c\u524d\u4e24\u4f4d\u4e3a0x\u62160X\uff0c\u57fa\u6570\u4e3a16.\uff08\u57fa\u6570\u4e3aR\u8868\u793aR\u8fdb\u5236\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲\u8ba1\u7b97\u673a\u4e2d\u7684\u6570\u636e\u90fd\u4ee5\u4e8c\u8fdb\u5236\u5b58\u50a8\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u2461cout\u7684\u63a7\u5236\u7b26hex\u8868\u793a\u8f93\u51fa16\u8fdb\u5236\u6574\u6570\uff0coct\u8868\u793a\u8f93\u51fa8\u8fdb\u5236\u6574\u6570\uff0cdec\u8868\u793a\u8f93\u51fa10\u8fdb\u5236\u6574\u6570\u3002\u9ed8\u8ba4\u4e3a10\u8fdb\u5236\u6574\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462C++\u5c06\u6574\u578b\u5e38\u91cf\u5b58\u50a8\u4e3aint\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;padding:0pt 0pt 0pt 0pt ;\ntext-align:justify;text-justify:inter-ideograph;\" >④\u5176\u4ed6<\/font><\/span>\u7c7b\u578b\u5e38\u91cf<\/font><\/span><\/b>\u7684\u8868\u793a\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u524d\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u8868\u793a\u7684\u7c7b\u578b<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u524d\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>\u8868\u793a\u7684\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>l\u6216L\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>long<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>u\u6216U\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>unsigned int<\/font><\/span><o:p><\/o:p><\/span><\/p>ul\u540e\u7f00<\/font><\/span> <\/span><\/span>\uff08\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u4e0e\u987a\u5e8f\uff09<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>unsigned long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;padding:0pt 0pt 0pt 0pt ;\ntext-align:justify;text-justify:inter-ideograph;\" >ll\\LL\u540e\u7f00<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>long long<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>ull\\Ull\\uLL\\ULL\u540e\u7f00<\/font><\/span> <\/span><\/span>unsigned long long<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>char\u7c7b\u578b\uff1a<\/font><\/span>\u5b57\u7b26<\/font><\/span><\/b>\u3001\u5c0f\u6574\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460char \u53ea\u67098\u4f4d\uff0c\u5e38\u7528\u4e8e\u5904\u7406\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p>▲cout\u5c06char\u7c7b\u578b\u6570\u636e\u6253\u5370\u4e3a\u5b57\u7b26\uff0cint\u7c7b\u578b\u6253\u5370\u4e3a\u6574\u6570\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u4f8b\uff1a<\/font>char ch;cin>>ch;\u6b64\u65f6cout<<++ch;\u6253\u5370\u5b57\u7b26\uff08++ch\u7684\u503c\u4e3achar\uff09,\u800cch+1\u4e3a\u6574\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>cout.put(ch);\u6253\u5370\u5b57\u7b26ch<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5fc5\u8bb0ASCII\u7801:<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>a<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>\u4e3a<\/font>97,<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>A<\/font><\/span><\/b>\u201d<\/font><\/span><\/b>\u4e3a<\/font>65\uff0c\u201c \u201d\uff08\u7a7a\u683c\uff09\u4e3a32<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><img loading=\"lazy\" decoding=\"async\" width=\"288\" height=\"154\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484354.png\" align=\"left\" hspace=\"12\" >\u2461\u8f6c\u4e49\u5e8f\u5217\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"363\" height=\"151\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484362.png\" align=\"left\" hspace=\"12\" >\u57fa\u4e8e\u516b\u8fdb\u5236\u548c\u5341\u516d\u8fdb\u5236\u7684\u8f6c\u4e49\u5e8f\u5217\uff1a\u5982<\/font><\/span>\u2019<\/font><\/span>\\032<\/font><\/span>\u2019<\/font><\/span>\u6216<\/font><\/span>\u2019<\/font><\/span>\\0x1a<\/font><\/span>\u2019<\/font><\/span>\uff08<\/font>Ctrl+Z\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p> *\u901a\u7528\u5b57\u7b26\u540d\uff1a\u72ec\u7acb\u4e8e\u4efb\u610f\u7684\u952e\u76d8\uff0c\u7528\u4e8e\u8868\u793a\u7279\u6b8a\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4ee5<\/font>\\u\u6216\\U\u5f00\u5934\uff0c\\u\u540e\u9762\u4e3a4\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff0c\\U\u540e\u9762\u4e3a8\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff0c\u5176\u53c2\u7167ISO 10646\u7801\u70b9<\/font><\/span><o:p><\/o:p><\/span><\/p>\u53ef\u5728\u6807\u8bc6\u7b26\u548c\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u901a\u7528\u5b57\u7b26\u540d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>*signed char\u3001unsigned char<\/font><\/span><o:p><\/o:p><\/span><\/p>char\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u65e2\u4e0d\u662f\u6ca1\u6709\u7b26\u53f7\uff0c\u4e5f\u4e0d\u662f\u6709\u7b26\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>*wchar_t(\u5bbd\u5b57\u7b26\u7c7b\u578b)<\/font><\/span><o:p><\/o:p><\/span><\/p>wcin\u548cwcout\u53ef\u7528\u4e8e\u5904\u7406wchar_t\u6d41\u3002\u524d\u7f00L\u6307\u793a\u5bbd\u5b57\u7b26\u5e38\u91cf\u548c\u5bbd\u5b57\u7b26\u4e32<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u65b0\u589e\uff1achar16_t\u548cchar32_t:\u90fd\u662f\u65e0\u7b26\u53f7\u7684\uff0c\u4e00\u4e2a16\u4f4d\uff0c\u4e00\u4e2a32\u4f4d\u3002\u524d\u7f00u\u8868\u793achar16_t\u5b57\u7b26\u5e38\u91cf\u4e0e\u5b57\u7b26\u4e32\uff0c\u524d\u7f00U\u8868\u793achar32_t\u5b57\u7b26\u5e38\u91cf\u4e0e\u5b57\u7b26\u4e32\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l60 level1 lfo5;\" ><![if !supportLists]>\uff085\uff09<\/span><\/span><![endif]>bool\u7c7b\u578b\uff1a\u53d8\u91cf\u503c\u4e3atrue(\u975e0)\u548cfalse(0).true\u4e3a\u771f\uff0cfalse\u4e3a\u5047\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>39. <\/span><\/span><\/span><![endif]>▲const\u9650\u5b9a\u7b26\uff1a\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"156\" height=\"106\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484756.png\" align=\"left\" hspace=\"12\" >const \u7c7b\u578b \u53d8\u91cf\u540d=\u503c;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8be5\u9650\u5b9a\u7b26\u6307\u660e\u53d8\u91cf\u662f<\/font><\/span>\u53ea\u8bfb<\/font><\/span><\/b>\u7684\uff0c<\/font><\/span>\u5728\u521d\u59cb\u5316\u4e4b\u540e\u4e0d\u53ef\u4fee\u6539<\/font><\/span><\/u>\uff08\u58f0\u660e\u65f6\u5c31\u8981\u521d\u59cb\u5316\uff09\uff0c<\/font>const\u503c\u53ef\u4ee5\u7528\u6765\u58f0\u660e\u6570\u7ec4\u503c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l17 level1 lfo2;\" ><![if !supportLists]>40. <\/span><\/span><\/span><![endif]>\u6d6e\u70b9\u6570<\/font><\/span><\/b>\uff1a<\/font><\/span>\u5e26\u6709\u5c0f\u6570\u90e8\u5206\u7684\u6570\u5b57\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u8868\u793a\u6cd5\uff1a<\/font>\u2460\u5e38\u89c4\u8868\u793a\u6cd5\uff1a\u5373\u4f7f\u5c0f\u6570\u90e8\u5206\u4e3a0\u4e5f\u89c6\u4f5c\u6d6e\u70b9\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461E\u8868\u793a\u6cd5\uff08\u7c7b\u4f3c\u4e8e\u79d1\u5b66\u8ba1\u6570\u6cd5\uff0cE\u6216e\u90fd\u53ef\u4ee5\u89c6\u4f5cE\u8868\u793a\u6cd5\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>3.54E6\u8868\u793a<\/font><\/span><img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"22\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484926.png\" ><\/span>\uff0c<\/font>6\u53eb\u505a<\/font><\/span>\u6307\u6570<\/font><\/span><\/b>\uff0c<\/font>3.54\u53eb\u505a<\/font><\/span>\u5c3e\u6570<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l16 level1 lfo6;\" ><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"169\" height=\"109\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72484945.png\" align=\"left\" hspace=\"12\" >\u6d6e\u70b9\u7c7b\u578b\uff1a<\/font>float\u3001double\u3001long double:<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6709\u6548\u4f4d<\/font><\/span><\/b>\u662f\u6570\u5b57\u4e2d\u6709\u610f\u4e49\u7684\u4f4d\uff0c<\/font>float\u81f3\u5c1132\u4f4d\uff0cdouble\u81f3\u5c1148\u4f4d\uff0c\u4e0d\u5c11\u4e8efloat\uff0clong double\u4e3a80~96~128\u4f4d\u3002\u6307\u6570\u8303\u56f4\u81f3\u5c11\u4e3a-37~37.\u5728cfloat\u4e2d\u6709\u3002\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the minimum number of significant digits <\/span><o:p><\/o:p><\/span><\/p>#define DBL_DIG 15 \/\/ double <\/span><o:p><\/o:p><\/span><\/p>#define FLT_DIG 6 \/\/ float <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_DIG 18 \/\/ long double <\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the number of bits used to represent the mantissa <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MANT_DIG 53 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MANT_DIG 24 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MANT_DIG 64 <\/span><o:p><\/o:p><\/span><\/p>\/\/ the following are the maximum and minimum exponent values <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MAX_10_EXP +308 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MAX_10_EXP +38 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MAX_10_EXP +4932 <\/span><o:p><\/o:p><\/span><\/p>#define DBL_MIN_10_EXP -307 <\/span><o:p><\/o:p><\/span><\/p>#define FLT_MIN_10_EXP -37 <\/span><o:p><\/o:p><\/span><\/p>#define LDBL_MIN_10_EXP -4931<\/span><o:p><\/o:p><\/span><\/p>cout.setf(ios_base::fixed,ios_base_floatfield);\u9632\u6b62\u7a0b\u5e8f\u628a\u8f83\u5927\u7684\u503c\u5207\u6362\u4e3aE\u8868\u793a\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u901a\u5e38<\/font>cout\u4f1a\u5220\u9664\u5c0f\u6570\u7ed3\u5c3e\u76840.<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-autospace:ideograph-numeric;mso-pagination:widow-orphan;\ntext-align:left;line-height:12.0000pt;mso-list:l16 level1 lfo6;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>\u6d6e\u70b9\u5e38\u91cf<\/font><\/span><\/b>\uff1a\u9ed8\u8ba4\u4e3a<\/font>double\u7c7b\u578b\uff0cf\u6216F\u540e\u7f00\u8868\u793afloat\u6d6e\u70b9\u5e38\u91cf\uff0cl\u6216L\u540e\u7f00\u8868\u793along double\u6d6e\u70b9\u5e38\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>->\u6574\u6570\u548c\u6d6e\u70b9\u6570\u7edf\u79f0<\/font><\/span>\u7b97\u672f\u7c7b\u578b<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u56db\u3001<\/span><\/span><![endif]>\u7b97\u6570\u8fd0\u7b97<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;tab-stops:left blank 15.6000pt ;text-autospace:ideograph-numeric;\nmso-pagination:widow-orphan;text-align:left;line-height:12.0000pt;\nmso-list:l17 level1 lfo2;\" ><![if !supportLists]>41. <\/span><\/span><\/span><![endif]>\u7b97\u672f\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\u4e8c\u5143\uff1a\u52a0\u6cd5\u3001\u51cf\u6cd5\u3001\u4e58\u6cd5\u3001\u9664\u6cd5\u3001\u53d6\u6a21\uff08\u53d6\u4f59\uff09\u4e00\u5143\uff1a\u6b63\u53f7\u3001\u8d1f\u53f7\uff08\u76f8\u53cd\u6570\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4e8c\u5143\uff1a<\/font>+\u8fd0\u7b97\u7b26\u6267\u884c\u52a0\u6cd5\u64cd\u4f5c\uff0c-\u8fd0\u7b97\u7b26\u6267\u884c\u51cf\u6cd5\u64cd\u4f5c\uff0c*\u8fd0\u7b97\u7b26\u6267\u884c\u4e58\u6cd5\u64cd\u4f5c\uff0c\/\u8fd0\u7b97\u7b26\u6267\u884c\u9664\u6cd5\u64cd\u4f5c\uff0c%\u8fd0\u7b97\u7b26\u6267\u884c\u53d6\u6a21\u64cd\u4f5c\u3002\u4e00\u5143\uff1a+\u4e3a\u6b63\u53f7\uff0c-\u4e3a\u8d1f\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲<\/font><\/span>\u5bf9\u4e8e<\/font>\/\u8fd0\u7b97\u7b26\uff0c\u82e5\u4e24\u4e2a\u64cd\u4f5c\u6570\u90fd\u4e3a\u6574\u6570\uff0c\u5219\u7ed3\u679c\u4e3a\u6574\u6570(\u4e22\u5f03\u5c0f\u6570\u4f4d)\uff0c<\/font><\/span><\/b>\u5982\uff1a<\/font>5\/2\u4e3a2\uff1b<\/font><\/span><\/b>\u82e5\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a\u6d6e\u70b9\u6570\uff0c\u5219\u7ed3\u679c\u4e5f\u662f\u6d6e\u70b9\u6570\u3002<\/font><\/span><\/b>\u5982<\/font>5\/2.0\u4e3a2.5\uff0c5.0\/2\u4e3a2.5\uff0c5.0\/2.0\u4e3a2.5.<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u00b7▲\u5bf9\u4e8e%\u8fd0\u7b97\u7b26\uff0c\u4e24\u4e2a\u64cd\u4f5c\u6570\u5fc5\u987b\u4e3a\u6574\u6570\uff0c\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u662f\u8d1f\u6570\uff0c\u5219\u7ed3\u679c\u7684\u7b26\u53f7\u5e94\u6ee1\u8db3\u5982\u4e0b\u89c4\u5219\uff1a(a\/b)*b+a%b=a\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲<\/font><\/span>\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7<\/font><\/span><\/b>\uff1a\u6539\u53d8<\/font><\/span>\u4f18\u5148\u7ea7<\/font><\/span><\/b>\uff1a\u52a0\u4e0a<\/font><\/span>\u62ec\u53f7<\/font><\/span><\/b>\uff0c<\/font><\/span>\u62ec\u53f7\u5148\u7b97<\/font><\/span><\/b>\uff1b<\/font>* \/ %\u6700\u4f18\u5148\uff0c+ -\u5176\u6b21\uff0c\u540c\u7ea7\u6309\u5148\u540e\u987a\u5e8f\u8fd0\u7b97\u3002\u5728C++\u4e2d\uff0c<\/font><\/span>\u64cd\u4f5c\u6570\u7684\u7ed3\u5408\u6027<\/font><\/span><\/b>\u662f<\/font><\/span>\u4ece\u5de6\u5230\u53f3<\/font><\/span><\/b>\u8868\u793a\u5982\u679c\u4e24\u4e2a\u540c\u7ea7\u8fd0\u7b97\u7b26\u88ab\u540c\u65f6\u5e94\u7528\u5230\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e0a\u65f6\uff0c<\/font><\/span>\u9996\u5148\u5e94\u7528\u5de6\u4fa7\u7684\u8fd0\u7b97\u7b26<\/font><\/span><\/u>\uff0c<\/font><\/span>\u4ece\u53f3\u5230\u5de6<\/font><\/span><\/b>\u5219<\/font><\/span>\u9996\u5148\u5e94\u7528\u53f3\u8fb9\u7684\u8fd0\u7b97\u7b26<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u4e94\u3001<\/span><\/span><![endif]>\u7c7b\u578b\u8f6c\u6362\u521d\u6b65<\/font><\/span><o:p><\/o:p><\/span><\/p>▲42.\u7c7b\u578b\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>*\u81ea\u52a8\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal style=\"mso-para-margin-left:0.0000gd;tab-stops:left blank 15.6000pt ;text-autospace:ideograph-numeric;\nmso-pagination:widow-orphan;text-align:left;line-height:12.0000pt;\nmso-list:l25 level1 lfo7;\" ><![if !supportLists]>(i) <\/span><\/span><\/span><![endif]>\u5c06\u4e00\u79cd\u7b97\u672f\u7c7b\u578b\u7684\u503c\u8d4b\u7ed9\u53e6\u4e00\u79cd\u7b97\u672f\u7c7b\u578b\u7684\u53d8\u91cf<\/font><\/span><o:p><\/o:p><\/span><\/p>(ii)\u8868\u8fbe\u5f0f\u4e2d\u5305\u542b\u4e0d\u540c\u7684\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>(iii)\u5c06\u53c2\u6570\u4f20\u9012\u7ed9\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>*\u8f6c\u6362\u4f1a\u51fa\u73b0\u7684\u95ee\u9898\uff1a\u7cbe\u5ea6\u964d\u4f4e\u3001\u5c0f\u6570\u90e8\u5206\u4e22\u5931\uff0c\u8d85\u51fa\u76ee\u6807\u7c7b\u578b\u53d6\u503c\u8303\u56f4\uff0c\u53ea\u590d\u5236\u53f3\u8fb9\u7684\u5b57\u8282\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\uff1a\u4ee5{}\u7684\u65b9\u5f0f\u521d\u59cb\u5316\u65f6\u8fdb\u884c\u7684\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u4f7f\u7528\u5927\u62ec\u53f7\u7684\u521d\u59cb\u5316\u53eb\u505a<\/font><\/span>\u5217\u8868\u521d\u59cb\u5316<\/font><\/span><\/b>\u3002\u5217\u8868\u521d\u59cb\u5316\u4e0d\u5141\u8bb8\u8fdb\u884c<\/font><\/span>\u7f29\u7a84<\/font><\/span><\/b>\uff0c\u5373\u53d8\u91cf\u7684\u7c7b\u578b\u65e0\u6cd5\u8868\u793a\u8d4b\u7ed9\u5b83\u7684\u503c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8868\u8fbe\u5f0f\u7684\u8f6c\u6362\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>C++\u5c06bool\u3001char\u3001unsigned char\u3001signed char\u3001short\u8f6c\u6362\u4e3aint(true\u4e3a1\uff0cfalse\u4e3a0)\u53eb<\/font><\/span>\u6574\u578b\u63d0\u5347\u3002<\/font><\/span><\/b>\u5728\u8fd0\u7b97\u6d89\u53ca\u4e24\u79cd\u7c7b\u578b\u65f6\uff0c\u8f83\u5c0f\u7684\u7c7b\u578b\u88ab\u8f6c\u6362\u4e3a\u8f83\u5927\u7684\u7c7b\u578b\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\uff1a(\u7c7b\u578b)\u8868\u8fbe\u5f0f \u6216 \u7c7b\u578b(\u8868\u8fbe\u5f0f)<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>static_cast<\u7c7b\u578b>(\u503c)<\/font><\/span> <\/span><\/span>\u8f83\u4e3a\u4e25\u683c\u7684\u8f6c\u6362\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C++11\u7684auto\u58f0\u660e\uff1aauto \u53d8\u91cf\u540d=\u503c;\u7f16\u8bd1\u5668\u4f1a\u81ea\u52a8\u5c06\u53d8\u91cf\u7684\u7c7b\u578b\u8bbe\u7f6e\u4e3a\u4e0e\u53d8\u91cf\u7684\u521d\u59cb\u503c\u76f8\u540c\u7c7b\u578b\u7684\u7c7b\u578b\u3002\u6b64\u4e3a<\/font><\/span>\u81ea\u52a8\u63a8\u65ad\u7c7b\u578b<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l30 level1 lfo4;\" ><![if !supportLists]>\u516d\u3001<\/span><\/span><![endif]>\u590d\u5408\u7c7b\u578b<\/font><\/span><o:p><\/o:p><\/span><\/p>▲43.<\/font><\/span>\u6570\u7ec4<\/font><\/span><\/b>\uff1a\u80fd\u5b58\u50a8<\/font><\/span>\u591a\u4e2a\u540c\u7c7b\u578b<\/font><\/span><\/b>\u7684\u503c\u7684\u6570\u636e\u7ed3\u6784\u3002\uff08\u7c7b\u4f3c\u4e8e\u6570\u5b66\u4e2d\u7684\u96c6\u5408\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u58f0\u660e<\/font>:<\/font><\/span>\u201d<\/font><\/span>\u5143\u7d20\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[\u6570\u7ec4\u957f\u5ea6];<\/font><\/span><\/u><\/b>\u201d<\/font><\/span>\u5176\u4e2d\u6570\u7ec4\u957f\u5ea6\u4e3a<\/font><\/span>\u6574\u578b\u5e38\u6570<\/font><\/span><\/b>\u6216<\/font><\/span>const\u503c<\/font><\/span><\/b>\u6216<\/font><\/span>\u5e38\u91cf\u8868\u8fbe\u5f0f\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>\u4f7f\u7528\u5143\u7d20\uff1a<\/font><\/span>\u201d<\/font><\/span>\u6570\u7ec4\u540d<\/font>[\u4e0b\u6807\uff08\u7d22\u5f15\uff09]<\/font><\/span><\/u><\/b>\u201d<\/font><\/span>C++\u7684\u6570\u7ec4<\/font><\/span>\u4e0b\u6807\u4ece<\/font>0\u5f00\u59cb<\/font><\/span><\/b>\u3002\u8be5\u5f62\u5f0f\u53ef\u4ee5\u5f53\u4f5c\u5355\u4e2a\u53d8\u91cf\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/u><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]><img loading=\"lazy\" decoding=\"async\" width=\"218\" height=\"162\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72486723.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"207\" height=\"164\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72486724.png\" align=\"left\" hspace=\"12\" >▲▲sizeof\u8fd0\u7b97\u7b26\uff1a<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u8ba1\u7b97\u7c7b\u578b\u6216\u53d8\u91cf\u6216\u6570\u503c\u5360\u7528\u7684\u5b57\u8282\u6570\u3002<\/font><\/span><\/b>\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>sizeof \u7c7b\u578b\u540d\u6216\u53d8\u91cf\u6216\u6570\u503c<\/font><\/span><\/u><\/b><o:p><\/o:p><\/span><\/u><\/b><\/p>\u5982\uff1a<\/font>sizeof int\u6216sizeof(int)<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u5c06<\/font>sizeof<\/font><\/span>\u7528\u4e8e\u6570\u7ec4\u540d\u65f6<\/font><\/span><\/u>\uff0c<\/font><\/span>\u5f97\u5230\u6574\u4e2a\u6570\u7ec4\u7684\u5360\u7528\u5b57\u8282<\/font><\/span><\/b>\uff08\u4ee5\u4e0b\u79f0\u4e3a\u957f\u5ea6\uff09\uff0c\u7528\u4e8e\u5143\u7d20\u65f6\uff0c\u8fd4\u56de\u5143\u7d20\u7684\u957f\u5ea6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l54 level1 lfo8;\" ><![if !supportLists]>\uff085\uff09<\/span><\/span><![endif]>\u6570\u7ec4\u521d\u59cb\u5316\uff1a\u53ea\u6709<\/font><\/span>\u5b9a\u4e49\u65f6\u53ef\u4ee5\u521d\u59cb\u5316<\/font><\/span><\/b>\uff0c\u6b64\u540e\u4e0d\u53ef\u4f7f\u7528\uff0c<\/font><\/span>\u4e0d\u80fd\u5c06\u4e00\u4e2a\u6570\u7ec4\u8d4b\u7ed9\u53e6\u4e00\u4e2a\u6570\u7ec4<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u683c\u5f0f\uff1a<\/font><\/span>\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[\u6570\u7ec4\u957f\u5ea6]={\u521d\u59cb\u5316\u5217\u8868};<\/font><\/span><\/b>\u521d\u59cb\u5316\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u503c\u4ee5\u9017\u53f7\u5206\u9694\uff0c\u5e76\u6309\u7167\u5217\u8868\u7684\u987a\u5e8f\u5206\u522b\u5bf9\u6bcf\u4e2a\u5143\u7d20\u521d\u59cb\u5316\u3002\u5982\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>int arr[4]={1,2,3,4};\u5176\u4e2da[0]\u521d\u59cb\u5316\u4e3a1\uff0ca[1]\u521d\u59cb\u5316\u4e3a2\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4ee5\u53ea\u521d\u59cb\u5316\u524d\u51e0\u4e2a\u5143\u7d20\uff0c\u7f16\u8bd1\u5668\u5c06\u628a\u5176\u4ed6\u5143\u7d20\u8bbe\u4e3a0;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u00b7\u628a\u6570\u7ec4\u7684\u5143\u7d20\u90fd\u521d\u59cb\u5316\u4e3a0\uff1a\u7c7b\u578b \u6570\u7ec4\u540d[\u6570\u7ec4\u957f\u5ea6]={0};\u6b64\u65f6\u663e\u5f0f\u628a\u7b2c\u4e00\u4e2a\u5143\u7d20\u521d\u59cb\u5316\u4e3a0\uff0c\u5176\u4ed6\u5143\u7d20\u81ea\u52a8\u8bbe\u4e3a0\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5982\u679c\u521d\u59cb\u5316\u65f6\u65b9\u62ec\u53f7\u4e3a\u7a7a\uff0c\u7f16\u8bd1\u5668\u81ea\u52a8\u8ba1\u7b97\u5143\u7d20\u4e2a\u6570,<\/font><\/span><\/b>\u5982\uff1a<\/font>short arr[]={1,2};<\/font><\/span><o:p><\/o:p><\/span><\/p>***C++11\u6570\u7ec4\u521d\u59cb\u5316\u65b9\u6cd5\uff1a\u53ef\u5c06\u5217\u8868\u521d\u59cb\u5316\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5217\u8868\u521d\u59cb\u5316\u53ef\u7701\u7565\u7b49\u53f7<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4e0d\u5728\u5927\u62ec\u53f7\u91cc\u5305\u542b\u4efb\u4f55\u5185\u5bb9<\/font><\/span><o:p><\/o:p><\/span><\/p>▲44.\u5b57\u7b26\u4e32<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff081\uff09<\/span><\/span><![endif]>\u5b9a\u4e49\uff1a\u5b57\u7b26\u4e32\u662f\u5b58\u50a8\u5728\u5185\u5b58\u7684\u8fde\u7eed\u5b57\u8282\u7684\u4e00\u7cfb\u5217\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff082\uff09<\/span><\/span><![endif]>C\u98ce\u683c\u5b57\u7b26\u4e32\uff08C-style string\uff09:\u6765\u81eaC\u8bed\u8a00<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u5b58\u50a8\u5728char\u6570\u7ec4\u91cc<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C\u98ce\u683c\u5b57\u7b26\u4e32<\/font><\/span>\u4ee5\u7a7a\u5b57\u7b26\u7ed3\u5c3e<\/font><\/span><\/b>\uff0c\u5199\u4f5c<\/font><\/span>\\0,ASCII\u7801\u4e3a0<\/font><\/span><\/b>.\u4f8b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>char my_english_name[]={<\/font><\/span>\u2018<\/font><\/span>H<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>A<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>I<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>R<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>S<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>B<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>O<\/font><\/span>\u2019<\/font><\/span>,<\/font><\/span>\u2019<\/font><\/span>Y<\/font><\/span>\u2019<\/font><\/span>\uff0c<\/font><\/span>\u2019<\/font><\/span>\\0<\/font><\/span>\u2019<\/font><\/span>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5e26\u6709\u7a7a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u624d\u662f\u5b57\u7b26\u4e32<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p>\u00b7\u8bb8\u591a\u5904\u7406\u5b57\u7b26\u4e32\u7684\u51fd\u6570\u90fd\u4ee5\u7a7a\u5b57\u7b26\u4e3a\u7ed3\u675f\u7684\u6807\u5fd7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u5b57\u7b26\u6570\u7ec4\uff1a\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\uff0c\u5373\uff1a<\/font><\/span>\u5b57\u7b26\u7c7b\u578b<\/font> \u6570\u7ec4\u540d<\/font>[]=\u5b57\u7b26\u4e32\u5e38\u91cf;<\/font><\/span><\/u><\/b><o:p><\/o:p><\/span><\/p>\u5b57\u7b26\u4e32\u5e38\u91cf<\/font><\/span><\/b>\u7528\u5f15\u53f7\u5f15\u8d77\uff0c\u4e5f\u53eb<\/font><\/span>\u5b57\u7b26\u4e32\u5b57\u9762\u503c<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\uff1a<\/font>char fruit[]=<\/font><\/span>\u201d<\/font><\/span>apple<\/font><\/span>\u201d<\/font><\/span>;\u6216char fruit[6]=<\/font><\/span>\u201d<\/font><\/span>apple<\/font><\/span>\u201d<\/font><\/span>;<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"186\" height=\"151\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72487510.png\" align=\"left\" hspace=\"12\" >▲\uff1a\u6ce8\u610f<\/font><\/span>\u2019<\/font><\/span>S<\/font><\/span>\u2019<\/font><\/span>\u662f\u5b57\u7b26\uff0c\u7b49\u4ef7\u4e8e<\/font>ASCII\u7801\u768483\uff0c<\/font><\/span>\u201d<\/font><\/span>S<\/font><\/span>\u201d<\/font><\/span>\u662f\u5b57\u7b26\u4e32\uff0c\u5b83\u7684\u503c\u662f\u5b83\u6240\u5728\u7684<\/font><\/span>\u5730\u5740<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u62fc\u63a5\u5b57\u7b26\u4e32\u5e38\u91cf\uff1a\u4e24\u4e2a\u5b57\u7b26\u4e32\u5e38\u91cf\u7531\u7a7a\u767d\u5206\u5f00\uff0c\u5176\u5c06\u81ea\u52a8\u62fc\u6210\u4e00\u4e2a\u3002\u5982\uff1a<\/font><\/span>\u201d<\/font><\/span>114<\/font><\/span>\u201d<\/font><\/span> <\/span>\u201c<\/font><\/span>514<\/font><\/span>\u201d<\/font><\/span>\u4f1a\u81ea\u52a8\u5408\u5e76\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u7b2c\u4e8c\u4e2a\u5b57\u7b26\u4e32\u7684\u9996\u5b57\u7b26\u4e0e\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u5c06\u4f1a\u76f4\u63a5\u8fde\u5728\u4e00\u8d77\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u4f7f\u7528\u5b57\u7b26\u4e32\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\uff1a<\/font>cstring\u4e2d\u7684strlen()\u7528\u6cd5\uff1a\u63a5\u53d7\u4e00\u4e2a\u5b57\u7b26\u4e32\uff08\u4e0d\u4e00\u5b9a\u662f\u5b57\u7b26\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u662f\u6570\u7ec4\u4e2d\u7684\u5b57\u7b26\u4e32\u7684\u5b57\u7b26\u6570\uff09\uff0c\u8ba1\u7b97\u53ef\u89c1\u7684\u5b57\u7b26\uff0c<\/font><\/span>\u4e0d\u5305\u62ec\u7a7a\u5b57\u7b26\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u5b57\u7b26\u4e32\u7684\u8f93\u5165\uff1a<\/font><\/span>cin>>\u5b57\u7b26\u6570\u7ec4\u540d;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>cin\u4f7f\u7528\u7a7a\u767d\u6765\u786e\u5b9a\u5b57\u7b26\u4e32\u7684\u7ed3\u675f\u4f4d\u7f6e\u3002<\/font><\/span><\/u>\u6240\u4ee5<\/font>cin\u4f1a\u4e00\u6b21\u53ea\u8bfb\u53d6\u4e00\u4e2a\u5355\u8bcd\u3002\u8f93\u5165\u591a\u4e2a\u5355\u8bcd\u4f1a\u7f13\u5b58\u5728\u8f93\u5165\u961f\u5217\u91cc\uff0c\u7136\u540e\u9010\u4e00\u88ab\u8bfb\u53d6\uff0c\u4e5f\u65e0\u6cd5\u9632\u6b62\u5355\u8bcd\u8fc7\u957f\u7684\u95ee\u9898\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"166\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72487825.png\" align=\"left\" hspace=\"12\" >▲\u6bcf\u6b21\u8bfb\u53d6\u4e00\u884c\u7684\u8f93\u5165\uff1a\u90fd\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460cin.getline(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u672c\u51fd\u6570\u4e22\u5f03\u6362\u884c\u7b26\uff0c\u7528\u7a7a\u503c\u5b57\u7b26\u66ff\u4ee3\uff0c\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff0c\u6b64\u5904\u7684\u5b57\u7b26\u6570\u5305\u62ec\u4e86\u7a7a\u503c\u5b57\u7b26\uff0c\u82e5\u53c2\u6570\u4e3a<\/font>20\uff0c\u5219\u6700\u591a\u8bfb\u53d619\u4e2a\u5b57\u7b26\u3002\u5728\u8bfb\u53d6\u6307\u5b9a\u6570\u76ee\u5b57\u7b26\u6216\u9047\u5230\u6362\u884c\u7b26\u65f6\u505c\u6b62\u8bfb\u53d6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\uff0ecin.get(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u7559\u5728\u8f93\u5165\u961f\u5217<\/font><\/span><\/u>\u4e2d\uff0c\u5176\u4ed6\u7684\u4e0e<\/font>cin.getline()\u76f8\u4f3c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2462cin.get()\u548ccin.getline()\u90fd\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u4fbf\u53ef\u518d\u6b21\u8c03\u7528\u5176\u4ed6\u65b9\u6cd5\u3002\u5f53get()\u8bfb\u53d6\u7a7a\u884c\u65f6\u8bbe\u7f6e<\/font><\/span>\u5931\u6548\u4f4d<\/font>(failbit)<\/font><\/span><\/b>,\u5982\u679c\u8f93\u5165\u5b57\u7b26\u6570\u8f83\u591a\uff0c\u4f59\u4e0b\u7684\u5b57\u7b26\u7559\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0cgetline()\u8bbe\u7f6e\u5931\u6548\u4f4d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6df7\u5408\u8f93\u5165\u9762\u5411\u884c\u7684\u6570\u5b57\u548c\u5b57\u7b26\u4e32\uff1a\u5728\u8f93\u5165\u6570\u5b57\u540e\uff0c\u6362\u884c\u7b26\u88ab\u4fdd\u7559\uff0c\u9700\u8981\u81ea\u884c\u4e22\u5f03\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5e38\u89c4\u7684<\/font>cin\u8f93\u5165\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u5982cin>>year;\u8fd4\u56deistream&\u7c7b\u578b\uff08\u5373cin\u5bf9\u8c61\u7684\u5f15\u7528\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;mso-pagination:none;text-align:justify;\ntext-justify:inter-ideograph;mso-list:l36 level1 lfo9;\" ><![if !supportLists]>\uff083\uff09<\/span><\/span><![endif]>string\u7684\u521d\u8bc6<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\uff1astring<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u7684\u65b9\u5f0f\u4e0e\u5b57\u7b26\u6570\u7ec4\u76f8\u540c\uff0c\u5141\u8bb8\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\uff08C++11\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8d4b\u503c\u3001\u62fc\u63a5\u548c\u9644\u52a0\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2460\u53ef\u4ee5\u76f4\u63a5\u628a<\/font><\/span>string\u5bf9\u8c61\u8d4b\u7ed9\u53e6\u4e00\u4e2astring\u5bf9\u8c61<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\u53ef\u4f7f\u7528+\u8fd0\u7b97\u7b26\u628a\u4e24\u4e2astring\u5bf9\u8c61\u76f8\u52a0\u3002\u53ef\u4ee5\u628a\u5b57\u7b26\uff08\u4e32\uff09\u4e0estring\u5bf9\u8c61\u5408\u5e76\u3002\u5373\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>string+string,string+char*,char*+string,char+string,string+char\u7684\u7ec4\u5408\u3002\u53ea\u8981\u4fdd\u8bc1<\/font><\/span>\u5176\u4e2d\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a<\/font>string\u5bf9\u8c61\u5373\u53ef<\/font><\/span>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C\u98ce\u683c\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\uff1a\u5934\u6587\u4ef6cstring\u4e2d\u7684\u51fd\u6570\uff0c\u7528\u6cd5\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u590d\u5236\u5b57\u7b26\u4e32\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>strcat(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u9644\u52a0\u4e00\u4e2a\u5b57\u7b26\u4e32\u5230\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\u672b\u5c3e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>strncat()\u3001strncpy()\u524d\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u8fd8\u8981\u6307\u51fa\u6700\u5927\u590d\u5236\u591a\u5c11\u5b57\u7b26\uff0c\u66f4\u5b89\u5168<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>.size()\u548c.length()<\/font><\/span>\u8868\u793a\u5bf9\u8c61\u7684<\/font><\/span>\u957f\u5ea6<\/font><\/span><\/b>\uff0c<\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u6ca1\u6709\u88ab\u521d\u59cb\u5316\u65f6\uff0c\u957f\u5ea6\u4e3a<\/font>0<\/font><\/span><\/u><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" ><o:p><\/o:p><\/span><\/u><\/p>\u00b7string\u7684I\/O\uff1a\u53ef\u4f7f\u7528cin\u548ccout\u6765\u8f93\u5165\u8f93\u51fastring\u5bf9\u8c61\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8f93\u5165<\/font>string\uff1a<\/font><\/span>getline(istream\u5bf9\u8c61\uff0cstring\u5bf9\u8c61);<\/font><\/span>\u5728\u4f7f\u7528\u8be5\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u8fd9\u4e48\u4f7f\u7528\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>getline(cin,string\u5bf9\u8c61);<\/font><\/span><o:p><\/o:p><\/span><\/p><p class=MsoNormal align=justify style=\"margin-left:0.0000pt;mso-para-margin-left:0.0000gd;text-indent:0.0000pt;\nmso-char-indent-count:0.0000;text-align:justify;text-justify:inter-ideograph;\nmso-list:l36 level1 lfo9;\" ><![if !supportLists]>\uff084\uff09<\/span><\/span><![endif]>\u539f\u59cb\u5b57\u7b26\u4e32\uff08<\/font>C++11\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5728\u539f\u59cb\u5b57\u7b26\u4e32\u4e2d\uff0c\u5b57\u7b26\u4e32\u8868\u793a\u7684\u5c31\u662f\u81ea\u5df1\uff0c<\/font>\\n\u5728\u539f\u59cb\u5b57\u7b26\u4e32\u4e2d\u4e0d\u662f\u6362\u884c\u7b26\uff0c\u53ef\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528<\/font><\/span>\u201d<\/font><\/span>\u3002\u539f\u59cb\u5b57\u7b26\u4e32\u4ee5<\/font> <\/span>\u201d<\/font><\/span>( \u548c )<\/font><\/span>\u201d<\/font><\/span> \u6765\u4f5c\u4e3a\u754c\u5b9a\uff0c\u5e76\u4f7f\u7528\u524d\u7f00<\/font>R\u3002\u4e5f\u53ef\u4ee5\u5728<\/font><\/span>\u201d<\/font><\/span> \u548c<\/font> ( \u4e4b\u95f4\u6dfb\u52a0\u5176\u4ed6\u5b57\u7b26\uff0c\u7ed3\u5c3e\u7684)\u548c<\/font><\/span>\u201c<\/font><\/span>\u4e5f\u662f\u5982\u6b64\u3002\u524d\u7f00\u53ef\u4ee5\u6df7\u5408\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"195\" height=\"117\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72488884.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"207\" height=\"120\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72488885.png\" align=\"left\" hspace=\"12\" >▲▲45.<\/font><\/span>\u7ed3\u6784\u4f53<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7ed3\u6784\u4f53\uff1a<\/font><\/span> <\/span><\/span><o:p><\/o:p><\/span><\/p>struct \u7ed3\u6784\u4f53\u6240\u4ee3\u8868\u7684\u7c7b\u578b\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7ed3\u6784\u4f53<\/font><\/span>\u6210\u5458<\/font><\/span><\/b>\uff08\u7528\u5206\u53f7\u5206\u9694\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5bf9\u4e8e\u7ed3\u6784\u6765\u8bf4\uff0c\u58f0\u660e\u7ed3\u6784\u4f53\u76f8\u5f53\u4e8e\u521b\u5efa\u81ea\u5df1\u7684\u7c7b\u578b\u3002\u6240\u4ee5\u53ef\u4ee5\u521b\u5efa\u7ed3\u6784\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7ed3\u6784\u53d8\u91cf\uff1a<\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d<\/font>={\u521d\u59cb\u5316\u5217\u8868}\uff1b<\/font><\/span><\/u> \u6216<\/font> <\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7c7b\u578b\u540d\u79f0<\/font> \u53d8\u91cf\u540d\uff1b<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p>\u5728\u58f0\u660e\u7ed3\u6784\u53d8\u91cf\u65f6\u4e0d\u7528\u50cf<\/font>C\u8bed\u8a00\u4e00\u6837\u53bb\u5728\u7c7b\u578b\u540d\u524d\u52a0\u4e0astruct\u5173\u952e\u5b57\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8bbf\u95ee\u6210\u5458\uff1a\u4f7f\u7528\u6210\u5458\u8fd0\u7b97\u7b26. \u8bbf\u95ee\u6210\u5458\u3002\u5373 <\/font><\/span><span style=\"mso-spacerun:'yes';font-family:\u4eff\u5b8b;color:rgb(0,0,0);\nfont-weight:normal;text-decoration:underline;text-underline:single;\nfont-style:normal;font-size:12.0000pt;mso-font-kerning:1.0000pt;\" >\u7ed3\u6784\u53d8\u91cf\u540d<\/font>.\u6210\u5458<\/font><\/span><\/u> <\/span><o:p><\/o:p><\/span><\/p>\u8be5\u5f62\u5f0f\u53ef\u8d4b\u503c\u6216\u4fee\u6539\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5728main()\u5916\u58f0\u660e\u7ed3\u6784(\u5916\u90e8\u58f0\u660e)\u6709\u6240\u6709\u7684\u51fd\u6570\u5171\u4eab\uff0c\u5185\u90e8\u58f0\u660e\u53ea\u80fd\u88ab\u5185\u90e8\u7684\u51fd\u6570\u4f7f\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u65b9\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7c7b\u578b\u540d<\/font> \u7ed3\u6784\u53d8\u91cf\u540d<\/font>=<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>1\u7684\u503c,<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>2\u7684\u503c,<\/font><\/span><o:p><\/o:p><\/span><\/p>……<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font>n\u7684\u503c<\/font><\/span><o:p><\/o:p><\/span><\/p>};<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7C++11\u7ed3\u6784\u521d\u59cb\u5316\uff1a\u652f\u6301\u5217\u8868\u521d\u59cb\u5316\u5668\uff0c\u53ef\u7701\u7565=\uff0c\u7a7a\u7684\u62ec\u53f7\u628a\u6bcf\u4e2a\u6210\u5458\u8bbe\u4e3a0.<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5176\u4ed6\uff1a<\/font><\/span>▲\u53ef\u4ee5\u5c06\u7ed3\u6784\u53d8\u91cf\u8d4b\u7ed9\u540c\u4e00\u7c7b\u578b\u7684\u7ed3\u6784\u53d8\u91cf<\/font><\/span><\/b>\uff0c\u8fd9\u6837\u6bcf\u4e2a\u6210\u5458\u90fd\u4e00\u6837\uff0c\u53eb<\/font><\/span>\u6210\u5458\u8d4b\u503c<\/font><\/span><\/b>\u3002\u53ef\u4ee5\u540c\u65f6\u5b8c\u6210\u5b9a\u4e49\u7ed3\u6784\u4e0e\u53d8\u91cf\u7684\u5de5\u4f5c\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8fd8\u53ef\u4ee5\u58f0\u660e\u6ca1\u6709\u540d\u79f0\u7684\u7ed3\u6784\uff0c\u65b9\u6cd5\u662f\u7701\u7565\u540d\u79f0\uff0c\u540c\u65f6\u5b9a\u4e49\u4e00\u4e2a\u7ed3\u6784\u7c7b\u578b\u548c\u4e00\u4e2a\u8fd9\u79cd\u7c7b\u578b\u7684\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"291\" height=\"103\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u72489330.png\" align=\"left\" hspace=\"12\" >\u7ed3\u6784\u8fd8\u53ef\u4ee5\u6709\u6210\u5458\u51fd\u6570\u3002<\/font> <\/span><o:p><\/o:p><\/span><\/p>*<\/font><\/span>\u7ed3\u6784\u4f4d\u5b57\u6bb5<\/font><\/span><\/b>\uff1a<\/font>C++\u5141\u8bb8\u6307\u5b9a\u5360\u7528\u7279\u5b9a\u4f4d\u6570\u7684\u7ed3\u6784\u6210\u5458\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>~46.<\/font><\/span>\u5171\u7528\u4f53\uff08\u8054\u5408\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u80fd\u591f\u5b58\u50a8\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f46\u53ea<\/font><\/span>\u80fd\u540c\u65f6\u5b58\u50a8\u5176\u4e2d\u7684\u4e00\u79cd\u7c7b\u578b<\/font><\/span>\uff0c\u53e5\u6cd5\u4e0e\u7ed3\u6784\u7c7b\u4f3c\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u58f0\u660e\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>union \u8054\u5408\u7c7b\u578b\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>{<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6210\u5458<\/font><\/span><o:p><\/o:p><\/span><\/p>}<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5171\u7528\u4f53\u7684\u957f\u5ea6\u4e3a\u5176\u6700\u5927\u6210\u5458\u7684\u503c\u3002<\/font><\/span>\u4e0e\u7ed3\u6784\u4e00\u6837\uff0c\u4e5f\u53ef\u4ee5\u6709<\/font><\/span>\u533f\u540d\u5171\u7528\u4f53<\/font><\/span><\/b>\u3002\u5728\u4e0a\u9762\u7684\u58f0\u660e\u4e2d\uff0c<\/font>id_num\u548cid_char\u88ab\u89c6\u4e3aprize\u7684\u4e24\u4e2a\u6210\u5458\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲47.<\/font><\/span>\u679a\u4e3e<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u683c\u5f0f <\/font><\/span> enum \u679a\u4e3e\u7c7b\u578b\u540d{\u7b26\u53f7\u5e38\u91cf\uff08\u679a\u4e3e\u91cf\uff09};<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5982\uff1a<\/font><\/span>enum spectrum {red, orange, yellow, green, blue, violet, indigo, ultraviolet};<\/span><o:p><\/o:p><\/span><\/p>\u679a\u4e3e\u91cf\u7684\u7684\u503c<\/font><\/span>\u4ece<\/font>0\u5f00\u59cb<\/font><\/span><\/b>\uff0c\u4f9d\u6b21\u9012\u589e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u679a\u4e3e\u53d8\u91cf\u7684\u58f0\u660e\uff1a<\/font><\/span>\u679a\u4e3e\u7c7b\u578b\u540d<\/font> \u679a\u4e3e\u53d8\u91cf<\/font>;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u5728\u4e0d\u8fdb\u884c\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u65f6\uff0c<\/font><\/span>\u53ea\u80fd\u5c06\u5b9a\u4e49\u679a\u4e3e\u65f6\u7684\u679a\u4e3e\u91cf\u8d4b\u7ed9\u8fd9\u79cd\u679a\u4e3e\u7c7b\u578b\u7684\u53d8\u91cf<\/font><\/span><\/u>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u679a\u4e3e\u53ea\u5b9a\u4e49\u4e86\u8d4b\u503c\u8fd0\u7b97\u7b26\u3002\u53ef\u4ee5\u63d0\u5347\u4e3a<\/font>int\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8bbe\u5b9a\u679a\u4e3e\u91cf\u7684\u503c\uff1a\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\uff1a<\/font><\/span>enum bits{one = 1, two = 2, four = 4, eight = 8}; <\/span><o:p><\/o:p><\/span><\/p>\u00b7\u53d6\u503c\u8303\u56f4\uff1a\u6bd4\u6700\u5927\u679a\u4e3e\u503c\u5927\u4e14\u76f8\u8fd1\u76842\u7684\u5e42\u51cf\u53bb1\uff0c\u5426\u5219\u91c7\u7528\u4e0e\u5bfb\u627e\u4e0a\u9650\u76f8\u540c\u7684\u65b9\u6cd5\u5e76\u52a0\u4e0a\u8d1f\u53f7\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲▲▲48.<\/font><\/span>\u6307\u9488<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u00b7\u6982\u5ff5\uff1a\u5b58\u50a8<\/font><\/span>\u5730\u5740<\/font><\/span><\/b>\u7684\u53d8\u91cf\u6216\u5e38\u91cf\uff0c<\/font><\/span>&\u4e3a<\/font><\/span><\/u>\u53d6\u5730\u5740\u7b26<\/font><\/span><\/u><\/b>\uff0c\u7528\u6cd5\uff1a<\/font> <\/span>&\u53d8\u91cf\u540d<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\uff1a<\/font><\/span>\u6307\u5411\u7684\u7c7b\u578b<\/font>* \u6307\u9488\u540d=\u5730\u5740;<\/font><\/span> \u6216<\/font> <\/span>\u6307\u5411\u7684\u7c7b\u578b<\/font>* \u6307\u9488\u540d;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>\u89e3\u9664\u5f15\u7528<\/font><\/span><\/b>\uff1a\u53d6\u5f97\u6307\u9488\u6240\u6307\u5411\u7684\u503c\uff0c\u7528\u6cd5<\/font> <\/span>*\u5730\u5740 \u5176\u6548\u679c\u76f8\u5f53\u4e8e\u4f7f\u7528\u539f\u53d8\u91cf\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>\u7a7a\u6307\u9488<\/font><\/span><\/b>\uff1a\u503c\u4e3a<\/font>0\u7684\u6307\u9488\uff0c\u6807\u51c6\u5e93\u4e2d\u6709\u7b26\u53f7\u5e38\u91cf<\/font><\/span>NULL<\/font><\/span><\/b>\u6765\u8868\u793a\uff08<\/font>C++11\u7528\u5173\u952e\u5b57<\/font><\/span>nullptr<\/font><\/span><\/b>\u8868\u793a\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u663e\u793a\u5730\u5740\u65f6\uff0ccout\u4ee5\u5341\u516d\u8fdb\u5236\u8868\u793a\u6cd5\u663e\u793a\u3002\u63d0\u9192\uff1aint *m\u5f3a\u8c03*m\u4e3aint\u53d8\u91cf\uff0cint* m\u5f3a\u8c03m\u4e3aint*\u53d8\u91cf\u3002\uff08\u4ee5\u540e\u7528int*\u8868\u793a\u6307\u5411int\u7684\u6307\u9488\uff09int* p1,p2;\u4f1a\u521b\u5efa\u4e00\u4e2a\u6307\u9488\u548c\u4e00\u4e2a\u53d8\u91cf\uff0c\u6307\u9488\u53d8\u91cf\u7684\u957f\u5ea6\u4e00\u81f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8b66\u544a\uff1a\u5728\u89e3\u9664\u5f15\u7528\u6307\u9488\u524d\uff0c\u8981\u5148\u521d\u59cb\u5316\u6307\u9488\uff01\uff01\uff01<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7▲▲\u52a8\u6001\u5206\u914d\u5185\u5b58<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u2460\uff0e\u65b9\u6cd5\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span>\u6307\u9488<\/font>=new \u8981\u5206\u914d\u7684\u7c7b\u578b;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>new\u8fd0\u7b97\u7b26\u4f1a\u6839\u636e\u8981\u5206\u914d\u7684\u7c7b\u578b\u5bfb\u627e\u5185\u5b58\uff0c\u5e76\u628a\u5185\u5b58\u5730\u5740\u8fd4\u56de\u7ed9\u6307\u9488\u3002\uff08\u5728\u8001\u7684\u5b9e\u73b0\u91cc\uff0c\u5185\u5b58\u4e0d\u8db3\u4f1a\u8fd4\u56de\u7a7a\u6307\u9488\uff0c\u65b0\u7684\u5b9e\u73b0\u53ef\u80fd\u5f15\u53d1<\/font><\/span>\u5f02\u5e38<\/font><\/span><\/b>\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u91ca\u653e\u5185\u5b58\uff1a<\/font><\/span><\/b> <\/span><\/span> <\/span><\/span>delete \u6307\u9488;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u6ce8\u610f\uff1a\u4e00\u5b9a\u8981\u628a<\/font>new\u548cdelete\u914d\u5bf9\u4f7f\u7528\uff01\uff01\uff01\uff01\u5426\u8005\u4f1a\u53d1\u751f<\/font><\/span>\u5185\u5b58\u6cc4\u9732<\/font><\/span><\/b>\u3002<\/font>delete\u91ca\u653e\u6307\u9488\u6307\u5411\u7684\u5185\u5b58\uff0c\u4e0d\u5220\u9664\u6307\u9488\u3002\u4e0d\u80fd\u5c1d\u8bd5\u91ca\u653e\u5df2\u7ecf\u91ca\u653e\u7684\u5185\u5b58\u5757\uff0c\u8fd9\u662f\u672a\u5b9a\u4e49\u884c\u4e3a\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5185\u5b58\u6cc4\u9732\uff1a\u6307\u56e0\u5185\u5b58\u7ba1\u7406\u4e0d\u5f53\u5bfc\u81f4\u5185\u5b58\u5e76\u672a\u56de\u6536\u4e14\u65e0\u6cd5\u88ab\u5229\u7528\u3002<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u53ea\u80fd\u7528<\/font>delete\u6765\u91ca\u653enew\u5206\u914d\u7684\u5185\u5b58\uff0c<\/font><\/span>\u5bf9\u4e8e\u7a7a\u6307\u9488\u8fd0\u7528<\/font>delete\u662f\u5b89\u5168\u7684<\/font><\/span><\/b>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u2461\uff0e\u52a8\u6001\u6570\u7ec4<\/font><\/span><o:p><\/o:p><\/span><\/p>\uff08<\/font>i\uff09\u5728\u7f16\u8bd1\u65f6\u7ed9\u6570\u7ec4\u5206\u914d\u5185\u5b58\u53eb<\/font><\/span>\u9759\u6001\u8054\u7f16\uff08<\/font>static binding\uff09<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\uff08<\/font>ii\uff09\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u9009\u62e9\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u53eb<\/font><\/span>\u52a8\u6001\u8054\u7f16\uff08<\/font>dynamic binding\uff09,<\/font><\/span><\/b>\u521b\u5efa\u7684\u6570\u7ec4\u53eb<\/font><\/span>\u52a8\u6001\u6570\u7ec4<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\uff08<\/font>iii\uff09\u521b\u5efa\u65b9\u6cd5\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span>\u6307\u9488<\/font>=new \u8981\u5206\u914d\u7684\u7c7b\u578b[\u5143\u7d20\u7c7b\u578b];<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p>\u8fd4\u56de\u9996\u5143\u7d20\u7684\u5730\u5740<\/font><\/span><o:p><\/o:p><\/span><\/p>\u91ca\u653e\uff1a<\/font><\/span> <\/span><\/span> <\/span><\/span> <\/span><\/span>delete[] \u6307\u9488;<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p>\u6ce8\u610f\uff1a<\/font>new[]\u4e0edelete[]\u914d\u5bf9\u4f7f\u7528\uff01\uff01\uff01\uff01<\/font><\/span><o:p><\/o:p><\/span><\/p>\u53ef\u4ee5\u628a\u6307\u9488\u5f53\u4f5c\u6570\u7ec4\u540d\uff0c\u5982<\/font>*arr\u7b49\u4ef7\u4e8earr[0]\u3002\u4f9d\u6b64\u7c7b\u63a8\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u4e0eC++\u7684\u6570\u7ec4\u4e0e\u6307\u9488\u57fa\u672c\u7b49\u4ef7\uff0c\u5176\u5185\u90e8\u4f7f\u7528\u6307\u9488\u8bbf\u95ee\u6570\u7ec4<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6307\u9488\u3001\u6570\u7ec4\u3001\u6307\u9488\u7b97\u672f<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5c06\u6307\u9488\u53d8\u91cf\u52a0\u4e00\u540e\uff0c\u589e\u52a0\u7684\u91cf\u76f8\u5f53\u4e8e\u5b83\u6307\u5411\u7684\u7c7b\u578b\u7684\u5b57\u8282\u6570\u3002<\/font><\/span>\u5982<\/font>_Type*\u7684\u53d8\u91cf\u52a0\u4e00\uff0c\u6307\u5411\u5730\u5740\u5411\u540e\u504f\u79fbsizeof(_Type)\u3002\u6b64\u5904\u7684_Type\u8868\u793a\u4efb\u610f\u7c7b\u578b\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>C\u548cC++\u5c06\u6570\u7ec4\u540d\u89e3\u91ca\u4e3a\u5730\u5740<\/font><\/span>\u3002\u6570\u7ec4\u540d\u7684\u5730\u5740\u4e3a\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5730\u5740\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲\u5982\u679ca\u662f\u6570\u7ec4,N\u662f\u6574\u6570\uff0c\u5219 *(a+N)\u7b49\u4ef7\u4e8ea[N],\u6240\u4ee5*a\u7b49\u4ef7\u4e8ea[0]<\/font><\/span><o:p><\/o:p><\/span><\/p><img loading=\"lazy\" decoding=\"async\" width=\"256\" height=\"152\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u724810817.png\" align=\"left\" hspace=\"12\" ><img loading=\"lazy\" decoding=\"async\" width=\"253\" height=\"150\" src=\"http:\/\/8.129.82.128\/wp-content\/uploads\/2026\/03\/CPP\u63d0\u7eb2\u7b2c2\u724810818.png\" align=\"left\" hspace=\"12\" ><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p><o:p> <\/o:p><\/span><\/p>▲\u5bf9\u6570\u7ec4\u540d\u4f7f\u7528sizeof\u5f97\u5230\u6570\u7ec4\u7684\u5927\u5c0f\uff0c\u800c\u5bf9\u6307\u9488\u4f7f\u7528sizeof\u5219\u4e3a\u6307\u9488\u7684\u5927\u5c0f\uff0c\u6b64\u65f6\u6570\u7ec4\u540d\u4e0d\u88ab\u89c6\u4e3a\u5730\u5740\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>▲▲\u6613\u9519\u70b9\uff1a\u5bf9\u6570\u7ec4\u540d\u53d6\u5730\u5740\u65f6\uff0c\u6570\u7ec4\u540d\u4e0d\u4f1a\u89e3\u91ca\u4e3a\u5730\u5740\uff0c\u800c\u662f\u5f97\u5230\u6574\u4e2a\u6570\u7ec4\u7684\u5730\u5740\uff0c\u5982\u4e0b\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>short tell[10];\/\/tell\u548c&tell\u7684\u6307\u5411\u5730\u5740\u4e00\u81f4\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6b64\u65f6<\/font>tell\uff08\u6216\u8bf4&tell[0]\uff09\u662f\u4e24\u5b57\u8282\u5185\u5b58\u5757\u7684\u5730\u5740\uff0c\u5bf9\u5176\u52a0\u4e00\u540e\u6307\u9488\u5411\u540e\u504f\u79fb\u4e24\u5b57\u8282\uff0c\u800c&tell\u662f\u4e00\u575720\u4e2a\u5b57\u8282\u7684\u5185\u5b58\u5757\uff0c\u5728\u52a0\u4e00\u540e\u8be5\u6307\u9488\u5411\u540e\u504f\u79fb20\u5b57\u8282\u3002\u5373tell\u662fshort&\u3002\u800c&tell\u662fshort(*)[10]\u3002\u53ef\u4ee5\u8fd9\u6837\u58f0\u660e\uff1ashort (*pas)[10]=&tell;\u7701\u7565\u62ec\u53f7pas\u4f1a\u5148\u4e0e[10]\u7ed3\u5408\uff0c\u5bfc\u81f4pas\u662f\u4e00\u4e2a\u6307\u9488\u6570\u7ec4\u3002\uff08\u53ef\u4ee5\u7406\u89e3\u4e3a*pas\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u6709\u62ec\u53f7\u5148\u7b97\u62ec\u53f7\uff09<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6307\u9488\u7b97\u672f\u8fd8\u53ef\u4ee5\u83b7\u5f97\u4e24\u4e2a\u6307\u9488\u7684\u5dee\uff0c\u83b7\u5f97\u4e00\u4e2a\u6574\u6570\uff0c\u662f\u4e2d\u95f4\u95f4\u9694\u7684\u5143\u7d20\u4e2a\u6570\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5f53\u7ed9cout\u63d0\u4f9b\u4e00\u4e2a\u5b57\u7b26\u6307\u9488\u65f6\uff0ccout\u4f1a\u4ece\u6240\u7ed9\u5730\u5740\u4e0a\u7684\u5b57\u7b26\u5f00\u59cb\u6253\u5370\uff0c\u76f4\u5230\u9047\u5230\u7a7a\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5b57\u7b26\u6570\u7ec4\u548c\u5b57\u7b26\u4e32\u5e38\u91cf\u90fd\u662f\u4e00\u4e2a\u5730\u5740\uff0c\u6307\u5411\u7b2c\u4e00\u4e2a\u5b57\u7b26\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7<\/font><\/span>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)\u590d\u5236\u5b57\u7b26\u4e32<\/font><\/span>\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7new[]\u7684\u62ec\u53f7\u4e2d\u53ef\u4ee5\u4f7f\u7528\u53d8\u91cf<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6307\u5411\u7ed3\u6784\u53d8\u91cf\u548c\u5bf9\u8c61\u7684\u6307\u9488\u3001\u4f7f\u7528new\u521b\u5efa\u52a8\u6001\u7ed3\u6784<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7bad\u5934\u6210\u5458\u8fd0\u7b97\u7b26<\/font><\/span><\/b>\uff1a\u8bbf\u95ee\u6307\u9488\u91cc\u7684\u5bf9\u8c61\u7684\u6210\u5458\uff0c\u7528\u6cd5\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>\u6307\u9488<\/font>->\u6210\u5458<\/font><\/span> \u7b49\u4ef7\u4e8e<\/font> <\/span>*(\u6307\u9488).\u6210\u5458 <\/font><\/span> <\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5b58\u50a8\u4e0e\u5806\u6808<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff08i\uff09<\/span><\/span><![endif]>\u81ea\u52a8\u5b58\u50a8<\/font><\/span><\/b>\uff1a\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u7684\u5e38\u89c4\u53d8\u91cf\u4f7f\u7528<\/font><\/span>\u81ea\u52a8\u5b58\u50a8\u7a7a\u95f4<\/font><\/span><\/b>\uff0c\u88ab\u79f0\u4e3a<\/font><\/span>\u81ea\u52a8\u53d8\u91cf<\/font><\/span><\/b>\u3002\u4ed6\u4eec\u5728\u6240\u5c5e\u7684\u51fd\u6570\u88ab\u8c03\u7528\u65f6\u81ea\u52a8\u4ea7\u751f\uff0c\u5728\u51fd\u6570\u7ed3\u675f\u65f6\u6d88\u5931\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\uff08ii\uff09<\/span><\/span><![endif]>\u9759\u6001\u5b58\u50a8<\/font><\/span><\/b>\uff1a\u5728\u6574\u4e2a\u7a0b\u5e8f\u6267\u884c\u7684\u671f\u95f4\u90fd\u5b58\u5728\u7684\u5b58\u50a8\u65b9\u5f0f\uff0c\u521b\u5efa<\/font><\/span>\u9759\u6001\u53d8\u91cf<\/font><\/span><\/b>\u7684\u65b9\u5f0f\uff1a<\/font><\/span>\u5728\u51fd\u6570\u5916\u9762\u5b9a\u4e49\u5b83\uff1b\u5728\u51fd\u6570\u5185\u90e8\u4f7f\u7528\u5173\u952e\u5b57<\/font>static\u3002<\/font><\/span><\/u><o:p><\/o:p><\/span><\/u><\/p><![if !supportLists]>\uff08iii\uff09<\/span><\/span><![endif]>\u52a8\u6001\u5b58\u50a8<\/font><\/span><\/b>\uff1a<\/font>new\u548cdelete\u7ba1\u7406\u4e86\u5185\u5b58\u6c60\uff0c\u53eb<\/font><\/span>\u81ea\u7531\u5b58\u50a8\u7a7a\u95f4<\/font>(FREE STORE)<\/font><\/span><\/b>\u6216<\/font><\/span>\u5806<\/font>(HEAP)<\/font><\/span><\/b>\uff0c\u4e0e\u9759\u6001\u53d8\u91cf\u548c\u5176\u4ed6\u53d8\u91cf\u5206\u5f00\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u7c7b\u578b\u7ed3\u5408\uff1a\u521b\u5efa\u6307\u9488\u6570\u7ec4Type_name* ptr_arr[LENGTH]<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>49. <\/span><\/span><\/span><![endif]>\u6807\u51c6\u6a21\u677f\u7c7b\u521d\u59cb<\/font><\/span><o:p><\/o:p><\/span><\/p>array\u3001vector<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\u540d\uff1aarray\u3001vector<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u58f0\u660e\u7684\u683c\u5f0f\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p>std::vector<\u5143\u7d20\u7c7b\u578b> \u540d\u79f0(\u5143\u7d20\u4e2a\u6570\uff08\u53ef\u4e3a\u53d8\u91cf\uff09);<\/font><\/span><o:p><\/o:p><\/span><\/p>atd::array<\u7c7b\u578b\uff0c\u5143\u7d20\u4e2a\u6570\uff08\u4e0d\u53ef\u53d8\uff09> \u540d\u79f0;<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5728C++11\u4e2d\uff0c\u53ef\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\u5668\u521d\u59cb\u5316\u4ed6\u4eec\uff0c\u53ef\u5c06\u4e00\u4e2a\u5bf9\u8c61\u8d4b\u7ed9\u540c\u7c7b\u578b\u5bf9\u8c61<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u6210\u5458\u51fd\u6570\uff1a.at(\u4e0b\u6807) \u53ef\u4ee5\u5728\u8fd0\u884c\u671f\u95f4\u6355\u83b7\u975e\u6cd5\u7d22\u5f15\uff0c\u65f6\u95f4\u66f4\u957f\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u7b2c\u4e00\u90e8\u5206\u603b\u7ed3<\/font><\/span><\/b><o:p><\/o:p><\/span><\/b><\/p><![if !supportLists]>1. <\/span><\/span><\/span><![endif]>C++\u7684\u7279\u6027:\u662f\u4e00\u95e8\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\uff0c\u652f\u6301\u8fc7\u7a0b\u5316\u7a0b\u5e8f\u8bbe\u8ba1\u3001\u9762\u5411\u5bf9\u8c61\u7a0b\u5e8f\u8bbe\u8ba1\u548c\u6cdb\u578b\u7a0b\u5e8f\u8bbe\u8ba1\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>2. <\/span><\/span><\/span><![endif]>C++\u8bed\u8a00\u7684\u57fa\u672c\u6a21\u5757\u662f\u51fd\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>3. <\/span><\/span><\/span><![endif]>sizeof\u8fd0\u7b97\u7b26\u8fd4\u56de\u7c7b\u578b\u6216\u53d8\u91cf\u6216\u6570\u503c\u5360\u7528\u7684\u5b57\u8282\u6570<\/font><\/span><o:p><\/o:p><\/span><\/p>4.cout.setf(ios_base::fixed,ios_base_floatfield);\u9632\u6b62\u7a0b\u5e8f\u628a\u8f83\u5927\u7684\u503c\u5207\u6362\u4e3aE\u8868\u793a\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u901a\u5e38<\/font>cout\u4f1a\u5220\u9664\u5c0f\u6570\u7ed3\u5c3e\u76840.<\/font><\/span><o:p><\/o:p><\/span><\/p>5.\u5b57\u7b26\u4e32\u7684\u8f93\u5165\u8f93\u51fa<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:521.1000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr style=\"height:14.6000pt;\" ><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bf4\u660e<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >std::cin>>\u5b57\u7b26\u6570\u7ec4;<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u4f7f\u7528\u7a7a\u767d\u6765\u786e\u5b9a\u5b57\u7b26\u4e32\u7684\u7ed3\u675f\u4f4d\u7f6e\uff0c<\/font><\/span><\/u>\u4e00\u6b21\u53ea\u8bfb\u53d6\u4e00\u4e2a\u5355\u8bcd\u3002\u591a\u4f59\u7684\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0c\u7136\u540e\u88ab\u9010\u4e00\u8bfb\u53d6<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >cin.getline(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002\u4e22\u5f03\u6362\u884c\u7b26\uff0c\u7528\u7a7a\u503c\u5b57\u7b26\u66ff\u4ee3\u3002\u5728\u8bfb\u53d6\u6307\u5b9a\u6570\u76ee\u5b57\u7b26\u6216\u9047\u5230\u6362\u884c\u7b26\u65f6\u505c\u6b62\u8bfb\u53d6\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5982\u679c\u8f93\u5165\u5b57\u7b26\u6570\u8f83\u591a\uff0c\u4f59\u4e0b\u7684\u5b57\u7b26\u7559\u5728\u8f93\u5165\u961f\u5217\u4e2d\uff0c<\/font>getline()\u8bbe\u7f6e\u5931\u6548\u4f4d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=242 valign=top style=\"width:181.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >cin.get(\u5b57\u7b26\u6570\u7ec4\u540d,\u5b57\u7b26\u6570\uff08\u5b57\u7b26\u6570\u7ec4\u957f\u5ea6\uff09)<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=452 valign=top style=\"width:339.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bfb\u53d6\u4e00\u884c\u8f93\u5165\uff0c\u76f4\u5230\u5230\u8fbe\u6362\u884c\u7b26\u3002\u5c06<\/font><\/span>\u6362\u884c\u7b26<\/font><\/span><\/b>\u7559\u5728\u8f93\u5165\u961f\u5217<\/font><\/span><\/u>\u4e2d\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u8bfb\u53d6\u7a7a\u884c\u65f6\u8bbe\u7f6e<\/font><\/span>\u5931\u6548\u4f4d<\/font>(failbit)<\/font><\/span><\/b><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table>cin.get()\u548ccin.getline()\u90fd\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u4fbf\u53ef\u518d\u6b21\u8c03\u7528\u5176\u4ed6\u65b9\u6cd5\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>6.\u6df7\u5408\u8f93\u5165\u9762\u5411\u884c\u7684\u6570\u5b57\u548c\u5b57\u7b26\u4e32\uff1a\u5728\u8f93\u5165\u6570\u5b57\u540e\uff0c\u6362\u884c\u7b26\u88ab\u4fdd\u7559\uff0c\u9700\u8981\u81ea\u884c\u4e22\u5f03\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>7.\u5e38\u89c4\u7684cin\u8f93\u5165\u8fd4\u56decin\u5bf9\u8c61\u7684\u5f15\u7528\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>8.string<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6\uff1astring<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u540d\u79f0\u7a7a\u95f4\uff1astd<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u521d\u59cb\u5316\u7684\u65b9\u5f0f\u4e0e\u5b57\u7b26\u6570\u7ec4\u76f8\u540c\uff0c\u5141\u8bb8\u4f7f\u7528\u5217\u8868\u521d\u59cb\u5316\uff08C++11\uff09\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u8d4b\u503c\u3001\u62fc\u63a5\u548c\u9644\u52a0\uff1a<\/font><\/span><o:p><\/o:p><\/span><\/p><table class=MsoTableGrid border=1 cellspacing=0 style=\"border-collapse:collapse;width:521.1000pt;mso-table-layout-alt:fixed;\nborder:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;\nmso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;\nmso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;\" ><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8bf4\u660e<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::operator=()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u628a\u4e00\u4e2a<\/font><\/span>string\u5bf9\u8c61\u8d4b\u7ed9\u53e6\u4e00\u4e2astring\u5bf9\u8c61\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::operator+()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u4e24\u4e2a<\/font>string\u5bf9\u8c61\u76f8\u52a0\uff0c\u5b57\u7b26\uff08\u4e32\uff09\u4e0estring\u5bf9\u8c61\u5408\u5e76\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>\u5176\u4e2d\u6709\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3a<\/font>string\u5bf9\u8c61<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><\/tr><tr><td width=241 valign=top style=\"width:181.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >string::size()<\/font><\/span><o:p><\/o:p><\/span><\/p>string::length()<\/font><\/span><o:p><\/o:p><\/span><\/p><\/td><td width=453 valign=top style=\"width:340.0500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;\nmso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;\nborder-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;\nmso-border-bottom-alt:0.5000pt solid windowtext;\" >\u8fd4\u56de\u957f\u5ea6\u3002<\/font><\/span>\u6ca1\u6709\u88ab\u521d\u59cb\u5316\u65f6\uff0c\u957f\u5ea6\u4e3a<\/font>0<\/font><\/span><\/u><o:p><\/o:p><\/span><\/p><\/td><\/tr><\/table>\u00b7string\u7684I\/O\uff1a\u8f93\u5165string\uff1a<\/font><\/span>getline(istream\u5bf9\u8c61\uff0cstring\u5bf9\u8c61);<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>9. <\/span><\/span><\/span><![endif]>C\u98ce\u683c\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5934\u6587\u4ef6cstring(\u6765\u81eaC)<\/font><\/span><o:p><\/o:p><\/span><\/p>\u00b7\u5e38\u7528\u65b9\u6cd5<\/font><\/span><o:p><\/o:p><\/span><\/p>strcpy(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)<\/font><\/span> <\/span><\/span> <\/span><\/span>\u590d\u5236\u5b57\u7b26\u4e32\uff0c<\/font><\/span><o:p><\/o:p><\/span><\/p>strcat(\u76ee\u6807,\u6e90\u5b57\u7b26\u4e32)<\/font><\/span> <\/span><\/span> <\/span><\/span>\u9644\u52a0\u4e00\u4e2a\u5b57\u7b26\u4e32\u5230\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\u672b\u5c3e\u3002<\/font><\/span><o:p><\/o:p><\/span><\/p>strncat()\u3001strncpy()\u524d\u4e24\u4e2a\u53c2\u6570\u540c\u4e0a\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u6307\u51fa\u6700\u5927\u590d\u5236\u591a\u5c11\u5b57\u7b26<\/font><\/span><o:p><\/o:p><\/span><\/p><![if !supportLists]>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"\u7b2c\u4e00\u90e8\u5206 – \u5165\u95e8\u57fa\u7840 &# […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[17,9,8],"tags":[],"class_list":["post-321","post","type-post","status-publish","format-standard","hentry","category-c-cpp","category-9","category-8"],"_links":{"self":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=321"}],"version-history":[{"count":3,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321\/revisions"}],"predecessor-version":[{"id":411,"href":"http:\/\/8.129.82.128\/index.php?rest_route=\/wp\/v2\/posts\/321\/revisions\/411"}],"wp:attachment":[{"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=321"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/8.129.82.128\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}