{"id":158,"date":"2020-01-31T08:26:00","date_gmt":"2020-01-31T08:26:00","guid":{"rendered":"https:\/\/imwarming.com\/?p=158"},"modified":"2020-01-31T08:26:00","modified_gmt":"2020-01-31T08:26:00","slug":"%e9%82%bb%e6%8e%a5%e7%9f%a9%e9%98%b5dfs","status":"publish","type":"post","link":"https:\/\/imwarming.com\/?p=158","title":{"rendered":"\u90bb\u63a5\u77e9\u9635dfs"},"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> store_graph(){<span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u90bb\u63a5\u77e9\u9635\u5b58\u50a8\u56fe<\/span>\n    <span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> i,j;\n    <\/span><span style=\"color: #0000ff;\">for<\/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>(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;\"> dfs_graph(){\n    <\/span><span style=\"color: #0000ff;\">void<\/span> dfs(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> v);\n    memset(visited,<\/span><span style=\"color: #0000ff;\">false<\/span>,<span style=\"color: #0000ff;\">sizeof<\/span><span style=\"color: #000000;\">(visited));\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            dfs(i);\n}\n\n<\/span><span style=\"color: #0000ff;\">int<\/span> adj(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> x){\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        <\/span><span style=\"color: #0000ff;\">return<\/span> <span style=\"color: #800080;\">0<\/span><span style=\"color: #000000;\">;\n    }\n}\n\n<\/span><span style=\"color: #0000ff;\">void<\/span> dfs(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> v){\n    <\/span><span style=\"color: #0000ff;\">int<\/span> adj(<span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> x);\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    <\/span><span style=\"color: #0000ff;\">int<\/span> adj =<span style=\"color: #000000;\"> adj(v);\n    <\/span><span style=\"color: #0000ff;\">while<\/span>(adj != <span style=\"color: #800080;\">0<\/span><span style=\"color: #000000;\">){\n        <\/span><span style=\"color: #0000ff;\">if<\/span>(visited[adj] == <span style=\"color: #0000ff;\">false<\/span><span style=\"color: #000000;\">)\n            dfs(adj);\n        adj <\/span>=<span style=\"color: #000000;\"> adj(v);\n    }\n}\n\n<\/span><span style=\"color: #0000ff;\">int<\/span><span style=\"color: #000000;\"> main(){\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;\">dfs\u904d\u5386\u7ed3\u679c:<\/span><span style=\"color: #800000;\">\"<\/span>&lt;&lt;<span style=\"color: #000000;\">endl;\n    dfs_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>dfs<\/p>\n","protected":false},"excerpt":{"rendered":"<p>#include&lt;bits\/stdc++.h&gt; 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