{"id":157,"date":"2020-01-31T08:28:00","date_gmt":"2020-01-31T08:28:00","guid":{"rendered":"https:\/\/imwarming.com\/?p=157"},"modified":"2020-01-31T08:28:00","modified_gmt":"2020-01-31T08:28:00","slug":"%e9%82%bb%e6%8e%a5%e7%9f%a9%e9%98%b5bfs","status":"publish","type":"post","link":"https:\/\/imwarming.com\/?p=157","title":{"rendered":"\u90bb\u63a5\u77e9\u9635bfs"},"content":{"rendered":"<div class=\"cnblogs_code\">\n<pre>#include&lt;bits\/stdc++.h&gt;\n<span style=\"color: #0000ff;\">using<\/span> <span style=\"color: #0000ff;\">namespace<\/span><span style=\"color: #000000;\"> std;\n\n<\/span><span style=\"color: #0000ff;\">int<\/span> a[<span style=\"color: #800080;\">11<\/span>][<span style=\"color: #800080;\">11<\/span><span style=\"color: #000000;\">];  \n<\/span><span style=\"color: #0000ff;\">bool<\/span> visited[<span style=\"color: #800080;\">11<\/span><span style=\"color: #000000;\">];  \n\n<\/span><span style=\"color: #0000ff;\">void<\/span><span style=\"color: #000000;\"> store_graph()    \n{  \n    <\/span><span style=\"color: #0000ff;\">for<\/span>(<span style=\"color: #0000ff;\">int<\/span> i=<span style=\"color: #800080;\">1<\/span>;i&lt;=<span style=\"color: #800080;\">10<\/span>;i++<span style=\"color: #000000;\">)  \n        <\/span><span style=\"color: #0000ff;\">for<\/span>(<span style=\"color: #0000ff;\">int<\/span> j=<span style=\"color: #800080;\">1<\/span>;j&lt;=<span style=\"color: #800080;\">10<\/span>;j++<span style=\"color: #000000;\">)  \n            cin<\/span>&gt;&gt;<span style=\"color: #000000;\">a[i][j];  \n}  \n\n<\/span><span style=\"color: #0000ff;\">void<\/span><span style=\"color: #000000;\"> bfs_graph()      \n{  \n    <\/span><span style=\"color: #0000ff;\">void<\/span> bfs(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> v);  \n\n    memset(visited,<\/span><span style=\"color: #0000ff;\">false<\/span>,<span style=\"color: #0000ff;\">sizeof<\/span><span style=\"color: #000000;\">(visited));  \n\n    <\/span><span style=\"color: #0000ff;\">for<\/span>(<span style=\"color: #0000ff;\">int<\/span> i=<span style=\"color: #800080;\">1<\/span>;i&lt;=<span style=\"color: #800080;\">10<\/span>;i++<span style=\"color: #000000;\">)    \n        <\/span><span style=\"color: #0000ff;\">if<\/span>(visited[i]==<span style=\"color: #0000ff;\">false<\/span><span style=\"color: #000000;\">)  \n            bfs(i);  \n}  \n\n<\/span><span style=\"color: #0000ff;\">void<\/span> bfs(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> v)  \n{  \n    <\/span><span style=\"color: #0000ff;\">int<\/span> adj(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> x);  \n\n    queue<\/span>&lt;<span style=\"color: #0000ff;\">int<\/span>&gt;<span style=\"color: #000000;\"> myqueue;  \n    <\/span><span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> adj,temp;  \n\n    cout<\/span>&lt;&lt;v&lt;&lt;<span style=\"color: #800000;\">\"<\/span> <span style=\"color: #800000;\">\"<\/span><span style=\"color: #000000;\">;  \n    visited[v]<\/span>=<span style=\"color: #0000ff;\">true<\/span><span style=\"color: #000000;\">;  \n    myqueue.push(v);  \n\n    <\/span><span style=\"color: #0000ff;\">while<\/span>(!myqueue.empty())    <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u961f\u5217\u975e\u7a7a\u8868\u793a\u8fd8\u6709\u9876\u70b9\u672a\u904d\u5386\u5230  <\/span>\n<span style=\"color: #000000;\">    {  \n        temp<\/span>=myqueue.front();  <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u83b7\u5f97\u961f\u5217\u5934\u5143\u7d20  <\/span>\n        myqueue.pop();         <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u5934\u5143\u7d20\u51fa\u5bf9  <\/span>\n<span style=\"color: #000000;\">\n        adj<\/span>=<span style=\"color: #000000;\">adj(temp);  \n        <\/span><span style=\"color: #0000ff;\">while<\/span>(adj!=<span style=\"color: #800080;\">0<\/span><span style=\"color: #000000;\">)  \n        {  \n            <\/span><span style=\"color: #0000ff;\">if<\/span>(visited[adj]==<span style=\"color: #0000ff;\">false<\/span><span style=\"color: #000000;\">)  \n            {  \n                cout<\/span>&lt;&lt;adj&lt;&lt;<span style=\"color: #800000;\">\"<\/span> <span style=\"color: #800000;\">\"<\/span><span style=\"color: #000000;\">;  \n                visited[adj]<\/span>=<span style=\"color: #0000ff;\">true<\/span><span style=\"color: #000000;\">;  \n                myqueue.push(adj);   <\/span><span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u8fdb\u5bf9  <\/span>\n<span style=\"color: #000000;\">            }  \n\n            adj<\/span>=<span style=\"color: #000000;\">adj(temp);  \n        }  \n    }  \n}  \n\n<\/span><span style=\"color: #0000ff;\">int<\/span> adj(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> x)     \n{  \n    <\/span><span style=\"color: #0000ff;\">for<\/span>(<span style=\"color: #0000ff;\">int<\/span> i=<span style=\"color: #800080;\">1<\/span>;i&lt;=<span style=\"color: #800080;\">10<\/span>;i++<span style=\"color: #000000;\">)  \n        <\/span><span style=\"color: #0000ff;\">if<\/span>(a[x][i]==<span style=\"color: #800080;\">1<\/span> &amp;&amp; visited[i]==<span style=\"color: #0000ff;\">false<\/span><span style=\"color: #000000;\">)  \n            <\/span><span style=\"color: #0000ff;\">return<\/span><span style=\"color: #000000;\"> i;  \n\n    <\/span><span style=\"color: #0000ff;\">return<\/span> <span style=\"color: #800080;\">0<\/span><span style=\"color: #000000;\">;  \n}  \n\n<\/span><span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> main()  \n{  \n    cout<\/span>&lt;&lt;<span style=\"color: #800000;\">\"<\/span><span style=\"color: #800000;\">\u521d\u59cb\u5316\u56fe:<\/span><span style=\"color: #800000;\">\"<\/span>&lt;&lt;<span style=\"color: #000000;\">endl;  \n    store_graph();  \n\n    cout<\/span>&lt;&lt;<span style=\"color: #800000;\">\"<\/span><span style=\"color: #800000;\">bfs\u904d\u5386\u7ed3\u679c:<\/span><span style=\"color: #800000;\">\"<\/span>&lt;&lt;<span style=\"color: #000000;\">endl;  \n    bfs_graph();  \n\n    <\/span><span style=\"color: #0000ff;\">return<\/span> <span style=\"color: #800080;\">0<\/span><span style=\"color: #000000;\">;  \n}  <\/span><\/pre>\n<\/div>\n<p>bfs<\/p>\n","protected":false},"excerpt":{"rendered":"<p>#include&lt;bits\/stdc++.h&gt; using namespace std; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-157","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u90bb\u63a5\u77e9\u9635bfs - imwarming<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/imwarming.com\/?p=157\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u90bb\u63a5\u77e9\u9635bfs - imwarming\" \/>\n<meta property=\"og:description\" content=\"#include&lt;bits\/stdc++.h&gt; 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