{"id":3346,"date":"2025-03-29T17:24:30","date_gmt":"2025-03-29T09:24:30","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=3346"},"modified":"2025-03-29T17:24:30","modified_gmt":"2025-03-29T09:24:30","slug":"c-%e5%af%bc%e5%85%a5%e6%a0%87%e5%87%86%e5%ba%93","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/29\/c-%e5%af%bc%e5%85%a5%e6%a0%87%e5%87%86%e5%ba%93\/","title":{"rendered":"C++ \u5bfc\u5165\u6807\u51c6\u5e93"},"content":{"rendered":"\n<p>\u5728 C++ \u4e2d\uff0c\u6807\u51c6\u5e93\u5305\u542b\u4e86\u5927\u91cf\u7684\u9884\u5b9a\u4e49\u7c7b\u3001\u51fd\u6570\u3001\u5bf9\u8c61\u7b49\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u9ad8\u6548\u5730\u8fdb\u884c\u7a0b\u5e8f\u5f00\u53d1\u3002\u8981\u4f7f\u7528\u6807\u51c6\u5e93\u4e2d\u7684\u5185\u5bb9\uff0c\u5fc5\u987b\u5bfc\u5165\u76f8\u5e94\u7684\u5934\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>1. \u5982\u4f55\u5bfc\u5165\u6807\u51c6\u5e93<\/strong><\/h2>\n\n\n\n<p>C++ \u4e2d\u7684\u6807\u51c6\u5e93\u901a\u8fc7 <strong><code>#include<\/code><\/strong> \u9884\u5904\u7406\u6307\u4ee4\u5bfc\u5165\u3002\u6bcf\u4e2a\u529f\u80fd\u6a21\u5757\u90fd\u6709\u5bf9\u5e94\u7684\u5934\u6587\u4ef6\uff0c\u9700\u8981\u6839\u636e\u9700\u6c42\u5bfc\u5165\u4e0d\u540c\u7684\u5934\u6587\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5e38\u7528\u6807\u51c6\u5e93\u5934\u6587\u4ef6<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8f93\u5165\u8f93\u51fa\u6d41\uff08I\/O\uff09\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;iostream><\/code><\/strong>\uff1a\u7528\u4e8e\u6807\u51c6\u8f93\u5165\u8f93\u51fa\u6d41\uff0c\u5305\u542b <code>cin<\/code>, <code>cout<\/code>, <code>cerr<\/code>, <code>clog<\/code>\u3002 <code>#include &lt;iostream><\/code><\/li>\n\n\n\n<li><strong><code>&lt;iomanip><\/code><\/strong>\uff1a\u7528\u4e8e\u683c\u5f0f\u5316\u8f93\u5165\u8f93\u51fa\uff0c\u5982\u8bbe\u7f6e\u7cbe\u5ea6\u3001\u5bbd\u5ea6\u7b49\u3002 <code>#include &lt;iomanip><\/code><\/li>\n\n\n\n<li><strong><code>&lt;fstream><\/code><\/strong>\uff1a\u7528\u4e8e\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\uff0c\u5305\u542b <code>ifstream<\/code>\uff08\u8bfb\u53d6\u6587\u4ef6\uff09\uff0c<code>ofstream<\/code>\uff08\u5199\u5165\u6587\u4ef6\uff09\u548c <code>fstream<\/code>\uff08\u540c\u65f6\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\uff09\u3002<br><code>cpp #include &lt;fstream><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5bb9\u5668\u7c7b\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;vector><\/code><\/strong>\uff1a\u52a8\u6001\u6570\u7ec4\u5bb9\u5668\u3002 <code>#include &lt;vector><\/code><\/li>\n\n\n\n<li><strong><code>&lt;list><\/code><\/strong>\uff1a\u53cc\u5411\u94fe\u8868\u5bb9\u5668\u3002 <code>#include &lt;list><\/code><\/li>\n\n\n\n<li><strong><code>&lt;deque><\/code><\/strong>\uff1a\u53cc\u7aef\u961f\u5217\u5bb9\u5668\u3002 <code>#include &lt;deque><\/code><\/li>\n\n\n\n<li><strong><code>&lt;set><\/code><\/strong>\uff1a\u96c6\u5408\u5bb9\u5668\u3002 <code>#include &lt;set><\/code><\/li>\n\n\n\n<li><strong><code>&lt;map><\/code><\/strong>\uff1a\u6620\u5c04\u5bb9\u5668\uff0c\u7528\u4e8e\u5b58\u50a8\u952e\u503c\u5bf9\u3002 <code>#include &lt;map><\/code><\/li>\n\n\n\n<li><strong><code>&lt;unordered_set><\/code><\/strong>\uff1a\u65e0\u5e8f\u96c6\u5408\u5bb9\u5668\u3002 <code>#include &lt;unordered_set><\/code><\/li>\n\n\n\n<li><strong><code>&lt;unordered_map><\/code><\/strong>\uff1a\u65e0\u5e8f\u6620\u5c04\u5bb9\u5668\u3002<br><code>cpp #include &lt;unordered_map><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7b97\u6cd5\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;algorithm><\/code><\/strong>\uff1a\u5305\u542b\u5e38\u89c1\u7b97\u6cd5\uff0c\u5982 <code>sort<\/code>, <code>find<\/code>, <code>reverse<\/code>, <code>copy<\/code> \u7b49\u3002<br><code>cpp #include &lt;algorithm><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5b57\u7b26\u4e32\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;string><\/code><\/strong>\uff1a\u5b57\u7b26\u4e32\u7c7b\uff0c<code>std::string<\/code>\u3002<br><code>cpp #include &lt;string><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6570\u5b66\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;cmath><\/code><\/strong>\uff1a\u63d0\u4f9b\u6570\u5b66\u51fd\u6570\uff0c\u5982 <code>sqrt<\/code>, <code>pow<\/code>, <code>sin<\/code> \u7b49\u3002 <code>#include &lt;cmath><\/code><\/li>\n\n\n\n<li><strong><code>&lt;cstdlib><\/code><\/strong>\uff1a\u5305\u542b\u5e38\u7528\u7684 C \u6807\u51c6\u5e93\u51fd\u6570\uff0c\u5982 <code>rand<\/code>, <code>exit<\/code>, <code>malloc<\/code> \u7b49\u3002<br><code>cpp #include &lt;cstdlib><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65e5\u671f\u548c\u65f6\u95f4\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;ctime><\/code><\/strong>\uff1a\u63d0\u4f9b\u65e5\u671f\u548c\u65f6\u95f4\u64cd\u4f5c\u51fd\u6570\u3002<br><code>cpp #include &lt;ctime><\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7c7b\u578b\u8f6c\u6362\u76f8\u5173\u5934\u6587\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>&lt;typeinfo><\/code><\/strong>\uff1a\u7528\u4e8e\u8fd0\u884c\u65f6\u7c7b\u578b\u8bc6\u522b\uff08RTTI\uff09\u3002<br><code>cpp #include &lt;typeinfo><\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. \u793a\u4f8b\uff1a\u5bfc\u5165\u6807\u51c6\u5e93\u5e76\u4f7f\u7528<\/strong><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n#include &lt;vector&gt;\n#include &lt;algorithm&gt; \/\/ \u4f7f\u7528 sort \u7b97\u6cd5\n\nint main() {\n    std::vector&lt;int&gt; numbers = {5, 1, 4, 2, 3};\n\n    \/\/ \u4f7f\u7528 sort \u7b97\u6cd5\u6392\u5e8f\n    std::sort(numbers.begin(), numbers.end());\n\n    \/\/ \u8f93\u51fa\u6392\u5e8f\u540e\u7684 vector\n    for (int num : numbers) {\n        std::cout &lt;&lt; num &lt;&lt; \" \";\n    }\n    std::cout &lt;&lt; std::endl;\n\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6211\u4eec\u5bfc\u5165\u4e86 <code>iostream<\/code> \u6765\u8fdb\u884c\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u4e86 <code>vector<\/code> \u5bb9\u5668\u6765\u5b58\u50a8\u6570\u5b57\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <code>algorithm<\/code> \u5e93\u4e2d\u7684 <code>sort<\/code> \u7b97\u6cd5\u5bf9 <code>vector<\/code> \u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. \u6807\u51c6\u5e93\u547d\u540d\u7a7a\u95f4<\/strong><\/h2>\n\n\n\n<p>C++ \u6807\u51c6\u5e93\u4e2d\u7684\u5927\u90e8\u5206\u5185\u5bb9\u90fd\u5305\u542b\u5728 <strong><code>std<\/code><\/strong> \u547d\u540d\u7a7a\u95f4\u4e2d\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u6807\u51c6\u5e93\u65f6\uff0c\u901a\u5e38\u9700\u8981\u52a0\u4e0a <code>std::<\/code> \u524d\u7f00\uff0c\u6216\u8005\u901a\u8fc7 <code>using namespace std;<\/code> \u6765\u7701\u7565\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u793a\u4f8b\uff1a\u4f7f\u7528 <code>std::<\/code> \u524d\u7f00<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nint main() {\n    std::cout &lt;&lt; \"Hello, World!\" &lt;&lt; std::endl;\n    return 0;\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u793a\u4f8b\uff1a\u4f7f\u7528 <code>using namespace<\/code><\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nusing namespace std;\n\nint main() {\n    cout &lt;&lt; \"Hello, World!\" &lt;&lt; endl;\n    return 0;\n}<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h2>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u6211\u4eec\u901a\u8fc7 <strong><code>#include<\/code><\/strong> \u9884\u5904\u7406\u6307\u4ee4\u5bfc\u5165\u6807\u51c6\u5e93\u5934\u6587\u4ef6\uff0c\u6839\u636e\u9700\u6c42\u4f7f\u7528\u76f8\u5e94\u7684\u5bb9\u5668\u3001\u7b97\u6cd5\u3001\u8f93\u5165\u8f93\u51fa\u6d41\u7b49\u529f\u80fd\u3002\u6807\u51c6\u5e93\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\u590d\u7528\u6027\uff0c\u56e0\u6b64\u7406\u89e3\u5e76\u719f\u7ec3\u4f7f\u7528 C++ \u6807\u51c6\u5e93\u662f\u6bcf\u4e2a\u5f00\u53d1\u8005\u5fc5\u5907\u7684\u6280\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 C++ \u4e2d\uff0c\u6807\u51c6\u5e93\u5305\u542b\u4e86\u5927\u91cf\u7684\u9884\u5b9a\u4e49\u7c7b\u3001\u51fd\u6570\u3001\u5bf9\u8c61\u7b49\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u9ad8\u6548\u5730\u8fdb\u884c\u7a0b\u5e8f\u5f00\u53d1\u3002\u8981\u4f7f\u7528\u6807\u51c6\u5e93\u4e2d\u7684\u5185 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3347,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[81],"tags":[],"class_list":["post-3346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-c-"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=3346"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3346\/revisions"}],"predecessor-version":[{"id":3348,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3346\/revisions\/3348"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media\/3347"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=3346"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=3346"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=3346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}