{"id":308,"date":"2025-04-02T17:52:26","date_gmt":"2025-04-02T09:52:26","guid":{"rendered":"https:\/\/m.qzcy2.top\/?p=308"},"modified":"2025-04-02T17:53:58","modified_gmt":"2025-04-02T09:53:58","slug":"%e5%9b%be%e8%ae%ba%e5%9f%ba%e7%a1%80-%e9%80%8f%e6%9e%90%e9%93%be%e5%bc%8f%e5%89%8d%e5%90%91%e6%98%9f","status":"publish","type":"post","link":"https:\/\/m.qzcy2.top\/index.php\/2025\/04\/02\/%e5%9b%be%e8%ae%ba%e5%9f%ba%e7%a1%80-%e9%80%8f%e6%9e%90%e9%93%be%e5%bc%8f%e5%89%8d%e5%90%91%e6%98%9f\/","title":{"rendered":"\u56fe\u8bba\u57fa\u7840-\u900f\u6790\u94fe\u5f0f\u524d\u5411\u661f"},"content":{"rendered":"<h1>\u58f0\u660e<\/h1>\n<p>\u6b64\u6587\u7ae0\u4ec5\u4e3a\u4f5c\u8005\u590d\u4e60\u6240\u7528\uff0c\u65e0\u6559\u5b66\u4f5c\u7528\u3002<\/p>\n<h2>\u5b58\u56fe\u65b9\u6cd5<\/h2>\n<p>\u94fe\u5f0f\u524d\u5411\u661f--\u4e00\u4e2aO(n + m) \u7684\u5b58\u56fe\u7b56\u7565\uff0c\u4f46\u662f\u8981\u6ce8\u610f\u8bfb\u53d6\u7684\u65f6\u5019\u662f\u53cd\u7740\u6765\u7684\u3002<\/p>\n<hr \/>\n<h1>1.\u67e5\u627e\u6587\u732e <span style=\"color: #ff6600;\">\u666e\u53ca-<\/span><\/h1>\n<p>\u539f\u9898\u94fe\u63a5\uff1a<a href=\"https:\/\/www.luogu.com.cn\/problem\/P5318\" target=\"_blank\"  rel=\"nofollow\" >https:\/\/www.luogu.com.cn\/problem\/P5318<\/a><\/p>\n<h2>\u9898\u76ee\u63cf\u8ff0<\/h2>\n<ul>\n<li>\u5c0f K \u559c\u6b22\u7ffb\u770b\u6d1b\u8c37\u535a\u5ba2\u83b7\u53d6\u77e5\u8bc6\u3002\u6bcf\u7bc7\u6587\u7ae0\u53ef\u80fd\u4f1a\u6709\u82e5\u5e72\u4e2a\uff08\u4e5f\u6709\u53ef\u80fd\u6ca1\u6709\uff09\u53c2\u8003\u6587\u732e\u7684\u94fe\u63a5\u6307\u5411\u522b\u7684\u535a\u5ba2\u6587\u7ae0\u3002\u5c0f K \u6c42\u77e5\u6b32\u65fa\u76db\uff0c\u5982\u679c\u4ed6\u770b\u4e86\u67d0\u7bc7\u6587\u7ae0\uff0c\u90a3\u4e48\u4ed6\u4e00\u5b9a\u4f1a\u53bb\u770b\u8fd9\u7bc7\u6587\u7ae0\u7684\u53c2\u8003\u6587\u732e\uff08\u5982\u679c\u4ed6\u4e4b\u524d\u5df2\u7ecf\u770b\u8fc7\u8fd9\u7bc7\u53c2\u8003\u6587\u732e\u7684\u8bdd\u5c31\u4e0d\u7528\u518d\u770b\u5b83\u4e86\uff09\u3002<br \/>\n\u5047\u8bbe\u6d1b\u8c37\u535a\u5ba2\u91cc\u9762\u4e00\u5171\u6709 n(n\u226410^5) \u7bc7\u6587\u7ae0\uff08\u7f16\u53f7\u4e3a 1 \u5230 n\uff09\u4ee5\u53ca m(m\u226410^6) \u6761\u53c2\u8003\u6587\u732e\u5f15\u7528\u5173\u7cfb\u3002\u76ee\u524d\u5c0f K \u5df2\u7ecf\u6253\u5f00\u4e86\u7f16\u53f7\u4e3a 1 \u7684\u4e00\u7bc7\u6587\u7ae0\uff0c\u8bf7\u5e2e\u52a9\u5c0f K \u8bbe\u8ba1\u4e00\u79cd\u65b9\u6cd5\uff0c\u4f7f\u5c0f K \u53ef\u4ee5\u4e0d\u91cd\u590d\u3001\u4e0d\u9057\u6f0f\u7684\u770b\u5b8c\u6240\u6709\u4ed6\u80fd\u770b\u5230\u7684\u6587\u7ae0\u3002\u8fd9\u8fb9\u662f\u5df2\u7ecf\u6574\u7406\u597d\u7684\u53c2\u8003\u6587\u732e\u5173\u7cfb\u56fe\uff0c\u5176\u4e2d\uff0c\u6587\u732e X \u2192 Y \u8868\u793a\u6587\u7ae0 X \u6709\u53c2\u8003\u6587\u732e Y\u3002\u4e0d\u4fdd\u8bc1\u7f16\u53f7\u4e3a 1 \u7684\u6587\u7ae0\u6ca1\u6709\u88ab\u5176\u4ed6\u6587\u7ae0\u5f15\u7528\u3002\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <img decoding=\"async\" src=\"https:\/\/cdn.luogu.com.cn\/upload\/image_hosting\/f4n4tlhi.png\" \/>\u8bf7\u5bf9\u8fd9\u4e2a\u56fe\u5206\u522b\u8fdb\u884c<strong> DFS \u548c BFS<\/strong>\uff0c\u5e76\u8f93\u51fa\u904d\u5386\u7ed3\u679c\u3002\u5982\u679c\u6709\u5f88\u591a\u7bc7\u6587\u7ae0\u53ef\u4ee5\u53c2\u9605\uff0c\u8bf7\u5148\u770b\u7f16\u53f7\u8f83\u5c0f\u7684\u90a3\u7bc7(\u56e0\u6b64\u4f60\u53ef\u80fd\u9700\u8981\u5148\u6392\u5e8f)\u3002<\/li>\n<li>\u8f93\u5165\u683c\u5f0f\uff1a<br \/>\n\u5171 m+1 \u884c\uff0c\u7b2c 1 \u884c\u4e3a 2 \u4e2a\u6570\uff0cn \u548c m\uff0c\u5206\u522b\u8868\u793a\u4e00\u5171\u6709 n(n\u226410^5) \u7bc7\u6587\u7ae0\uff08\u7f16\u53f7\u4e3a 1 \u5230 n\uff09\u4ee5\u53cam(m\u226410^6) \u6761\u53c2\u8003\u6587\u732e\u5f15\u7528\u5173\u7cfb\u3002<br \/>\n\u63a5\u4e0b\u6765 m \u884c\uff0c\u6bcf\u884c\u6709\u4e24\u4e2a\u6574\u6570 X,Y \u8868\u793a\u6587\u7ae0 X \u6709\u53c2\u8003\u6587\u732e Y\u3002<\/li>\n<li>\u8f93\u51fa\u683c\u5f0f\uff1a\u5171 2 \u884c\u3002 \u7b2c\u4e00\u884c\u4e3a DFS \u904d\u5386\u7ed3\u679c\uff0c\u7b2c\u4e8c\u884c\u4e3a BFS \u904d\u5386\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<h2>\u793a\u4f8b<\/h2>\n<ul>\n<li>\u8f93\u5165\uff1a<br \/>\n8 9<br \/>\n1 2<br \/>\n1 3<br \/>\n1 4<br \/>\n2 5<br \/>\n2 6<br \/>\n3 7<br \/>\n4 7<br \/>\n4 8<br \/>\n7 8<\/li>\n<li>\u8f93\u51fa\uff1a<br \/>\n1 2 5 6 3 7 8 4<br \/>\n1 2 3 4 5 6 7 8<\/li>\n<\/ul>\n<h2>\u601d\u8def<\/h2>\n<ul>\n<li><span style=\"color: #008000;\">\u9898\u76ee\u8981\u6c42\u5148\u770b\u7f16\u53f7\u5c0f\u7684\u90a3\u4e00\u7bc7\uff0c\u4f46\u662f\u94fe\u5f0f\u524d\u5411\u661f\u662f\u540e\u5e8f\u904d\u5386\u6765\u7684\uff0c\u9700\u8981\u4e34\u65f6\u4f7f\u7528\u4e00\u4e2a\u6570\u7ec4\u5b58\u4e0b\u6bcf\u4e00\u56de\u5408\u8bbf\u95ee\u7684\u7f16\u53f7\uff0c\u5e76\u8fdb\u884c\u6392\u5e8f(\u4ece\u5c0f\u5230\u5927)\uff0c\u7136\u540e\u4f9d\u6b21\u5b58\u5165\u7b54\u6848\u6570\u7ec4\u4e2d\u5373\u53ef\u3002<span style=\"color: #0000ff;\">\u65f6\u95f4\u590d\u6742\u5ea6O(m \/ logn)\u3002<\/span><\/span><\/li>\n<\/ul>\n<h2>\u4ee3\u7801<\/h2>\n<h3>\u94fe\u5f0f\u524d\u5411\u661f<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\">const int N = 1e6 + 10;\r\nint e[N] , ne[N] , h[N] , idx;\r\nbool st[N];\r\n\r\nvoid add(int a , int b)\r\n{\r\n    e[idx] = b , ne[idx] = h[a] , h[a] = idx ++;\r\n}\r\n\r\nvoid bfs(int s)\r\n{\r\n    vector&lt;int&gt; res;\r\n    memset(st , false , sizeof st);\r\n    queue&lt;int&gt; q;\r\n    q.push(s);\r\n    st[s] = true;\r\n    res.push_back(s);\r\n    \r\n    while (q.size())\r\n    {\r\n        vector&lt;int&gt; temp;\r\n        int index = q.front();\r\n        q.pop();\r\n        for (int i = h[index] ; ~i ; i = ne[i])\r\n        {\r\n            int j = e[i];   \r\n            if (!st[j])\r\n            {\r\n                temp.push_back(j);\r\n                st[j] = true;\r\n            }   \r\n        }\r\n\r\n        sort(all(temp));\r\n\r\n        for (auto i : temp)\r\n        {\r\n            q.push(i);\r\n            res.push_back(i);\r\n        }\r\n    }\r\n\r\n    for (auto i : res) cout &lt;&lt; i &lt;&lt; \" \";\r\n\r\n}\r\n\r\nvoid dfs(int s)\r\n{\r\n    vector&lt;int&gt; temp;\r\n    int index = s;\r\n    \r\n    st[index] = true;\r\n    cout &lt;&lt; index &lt;&lt; \" \";\r\n\r\n    for (int i = h[index] ; ~i ; i = ne[i])\r\n        temp.push_back(e[i]);\r\n\r\n    sort(all(temp));\r\n\r\n    for (auto i : temp) if (!st[i]) dfs(i);\r\n}\r\n\r\nvoid solve()\r\n{\r\n    memset(h , -1 , sizeof h);\r\n\r\n    int n , m;\r\n    cin &gt;&gt; n &gt;&gt; m;\r\n\r\n    for (int i = 1 ; i &lt;= m ; i ++ ) \r\n    {\r\n        int a , b;\r\n        cin &gt;&gt; a &gt;&gt; b;\r\n        add(a , b);\r\n    }\r\n\r\n    dfs(1);\r\n    cout &lt;&lt; endl;\r\n    bfs(1);\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<h1>2.\u56fe\u7684\u904d\u5386 <span style=\"color: #ffcc00;\">\u666e\u53ca\/\u63d0\u9ad8\u2212<\/span><\/h1>\n<p>\u539f\u9898\u94fe\u63a5\uff1a<a href=\"https:\/\/www.luogu.com.cn\/problem\/P3916\" target=\"_blank\"  rel=\"nofollow\" >https:\/\/www.luogu.com.cn\/problem\/P3916<\/a><\/p>\n<h2>\u9898\u76ee\u63cf\u8ff0<\/h2>\n<ul>\n<li>\u7ed9\u51fa\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">N<\/span><\/span><\/span><\/span>\u00a0\u4e2a\u70b9\uff0c<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">M<\/span><\/span><\/span><\/span>\u00a0\u6761\u8fb9\u7684\u6709\u5411\u56fe\uff0c\u5bf9\u4e8e\u6bcf\u4e2a\u70b9\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">v<\/span><\/span><\/span><\/span>\uff0c\u6c42\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">A<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">v<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span>\u00a0\u8868\u793a\u4ece\u70b9\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">v<\/span><\/span><\/span><\/span>\u00a0\u51fa\u53d1\uff0c\u80fd\u5230\u8fbe\u7684\u7f16\u53f7\u6700\u5927\u7684\u70b9\u3002<\/li>\n<li>\u8f93\u5165\u683c\u5f0f\uff1a<br \/>\n\u7b2c\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">1<\/span><\/span><\/span><\/span>\u00a0\u884c\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">2<\/span><\/span><\/span><\/span>\u00a0\u4e2a\u6574\u6570\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">N<\/span><span class=\"mpunct\">,<\/span><span class=\"mord mathnormal\">M<\/span><\/span><\/span><\/span>\uff0c\u8868\u793a\u70b9\u6570\u548c\u8fb9\u6570\u3002<br \/>\n\u63a5\u4e0b\u6765\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">M<\/span><\/span><\/span><\/span>\u00a0\u884c\uff0c\u6bcf\u884c\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">2<\/span><\/span><\/span><\/span>\u00a0\u4e2a\u6574\u6570\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord mathnormal\">U<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mathnormal mtight\">i<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mord\"><span class=\"mord mathnormal\">V<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mathnormal mtight\">i<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\uff0c\u8868\u793a\u8fb9\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mopen\">(<\/span><span class=\"mord\"><span class=\"mord mathnormal\">U<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mathnormal mtight\">i<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><span class=\"mpunct\">,<\/span><span class=\"mord\"><span class=\"mord mathnormal\">V<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mathnormal mtight\">i<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span>\u3002\u70b9\u7528\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">1<\/span><span class=\"mpunct\">,<\/span><span class=\"mord\">2<\/span><span class=\"mpunct\">,<\/span><span class=\"minner\">\u2026<\/span><span class=\"mpunct\">,<\/span><span class=\"mord mathnormal\">N<\/span><\/span><\/span><\/span>\u00a0\u7f16\u53f7\u3002<\/li>\n<li>\u8f93\u51fa\u683c\u5f0f\uff1a\u4e00\u884c\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">N<\/span><\/span><\/span><\/span>\u00a0\u4e2a\u6574\u6570\u00a0<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">A<\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><span class=\"mpunct\">,<\/span><span class=\"mord mathnormal\">A<\/span><span class=\"mopen\">(<\/span><span class=\"mord\">2<\/span><span class=\"mclose\">)<\/span><span class=\"mpunct\">,<\/span><span class=\"minner\">\u2026<\/span><span class=\"mpunct\">,<\/span><span class=\"mord mathnormal\">A<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">N<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span>\u3002<\/li>\n<\/ul>\n<h2>\u793a\u4f8b<\/h2>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u8f93\u5165\uff1a<br \/>\n4 3<br \/>\n1 2<br \/>\n2 4<br \/>\n4 3<\/li>\n<\/ul>\n<\/li>\n<li>\u8f93\u51fa\uff1a<br \/>\n4 4 3 4<\/li>\n<\/ul>\n<h2>\u601d\u8def<\/h2>\n<ul>\n<li><span style=\"color: #008000;\">\u6700\u5bb9\u6613\u60f3\u5230\u7684\u662f\u76f4\u63a5\u4ece\u6bcf\u4e2a\u70b9\u90fd\u51fa\u53d1\u505a\u4e00\u6b21bfs\uff0c\u5b58\u4e0b\u4ece\u5f53\u524d\u70b9\u51fa\u53d1\u80fd\u5230\u8fbe\u7684\u6700\u5927\u7684\u70b9\u3002\u901a\u8fc7\u738760%\u3002<span style=\"color: #0000ff;\">\u65f6\u95f4\u590d\u6742\u5ea6\uff1aO(n\u00b2)\u3002<\/span><\/span><\/li>\n<li><span style=\"color: #008000;\">\u5efa\u7acb\u8fd4\u56fe\u3002\u76f4\u63a5\u4ece\u6700\u5927\u7684\u90a3\u4e2a\u70b9\u5f80\u94b1\u904d\u5386\u3002\u7b2c\u4e00\u6b21\u5230\u7684\u70b9\u4e00\u5b9a\u662f\u4ee5\u5f53\u524d\u70b9\u4e3a\u6700\u5927\u7684\u7f16\u53f7\u7684\u70b9\u3002\u5982\u6b64\u53ef\u4ee5\u8282\u7ea6\u5f88\u591a\u65f6\u95f4\u3002<span style=\"color: #0000ff;\">\u65f6\u95f4\u590d\u6742\u5ea6O(n + m).<\/span><\/span><\/li>\n<\/ul>\n<h2>\u4ee3\u7801<\/h2>\n<h3>\u94fe\u5f0f\u524d\u5411\u661f 60%<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\">const int N = 1e6 + 10;\r\nint e[N] , ne[N] , h[N] , idx;\r\nbool st[N];\r\n\r\nvoid add(int a , int b)\r\n{\r\n    e[idx] = b , ne[idx] = h[a] , h[a] = idx ++;\r\n}\r\n\r\nvoid bfs(int s)\r\n{\r\n    int ans = 0;\r\n    queue&lt;int&gt; q;\r\n    q.push(s);\r\n    memset(st , false , sizeof st);\r\n\r\n    while (q.size())\r\n    {\r\n        int index = q.front();\r\n        st[index] = true;\r\n        q.pop();\r\n        ans = max(ans , index);\r\n\r\n        for (int i = h[index] ; ~i ; i = ne[i])\r\n        {\r\n            int j = e[i];\r\n            if (!st[j])\r\n            {\r\n                st[j] = true;\r\n                q.push(j);\r\n            }\r\n        }\r\n    }\r\n    cout &lt;&lt; ans &lt;&lt; \" \";\r\n}\r\n\r\nvoid solve()\r\n{\r\n    memset(h , -1 , sizeof h);\r\n    int n , m;\r\n    cin &gt;&gt; n &gt;&gt; m;\r\n\r\n    for (int i = 1 ; i &lt;= m ; i ++ )\r\n    {\r\n        int a , b;\r\n        cin &gt;&gt; a &gt;&gt; b;\r\n        add(a , b);\r\n    }\r\n\r\n    for (int i = 1 ; i &lt;= n ; i ++ ) bfs(i);\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<h3>\u94fe\u5f0f\u524d\u5411\u661f 100%<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\">const int N = 1e5 + 10 , M = 2 * N;\r\nint e[M] , ne[M] , h[N] , idx;\r\nint nums[N];\r\n\r\nvoid add(int a , int b)\r\n{\r\n    e[idx] = b , ne[idx] = h[a] , h[a] = idx ++;\r\n}\r\n\r\nvoid bfs(int s)\r\n{\r\n    queue&lt;int&gt; q;\r\n    q.push(s);\r\n\r\n    while (q.size())\r\n    {\r\n        int index = q.front();\r\n        q.pop();\r\n\r\n        for (int i = h[index] ; ~i ; i = ne[i])\r\n        {\r\n            int j = e[i];\r\n            if (!nums[j])\r\n                q.push(j) , nums[j] = s;\r\n        }\r\n    }\r\n}\r\n\r\nvoid solve()\r\n{\r\n    memset(h , -1 , sizeof h);\r\n    int n , m;\r\n    cin &gt;&gt; n &gt;&gt; m;\r\n    for (int i = 1 ; i &lt;= m ; i ++ )\r\n    {\r\n        int a , b;\r\n        cin &gt;&gt; a &gt;&gt; b;\r\n        add(b , a);\r\n    }\r\n\r\n    for (int i = n ; i ; i -- )\r\n    {\r\n        if (!nums[i]) bfs(i) , nums[i] = i;\r\n    }\r\n\r\n    for (int i = 1 ; i &lt;= n ; i ++ ) cout &lt;&lt; nums[i] &lt;&lt; \" \";\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u58f0\u660e \u6b64\u6587\u7ae0\u4ec5\u4e3a\u4f5c\u8005\u590d\u4e60\u6240\u7528\uff0c\u65e0\u6559\u5b66\u4f5c\u7528\u3002 \u5b58\u56fe\u65b9\u6cd5 \u94fe\u5f0f\u524d\u5411\u661f&#8211;\u4e00\u4e2aO(n + m) \u7684\u5b58\u56fe\u7b56\u7565\uff0c\u4f46\u662f\u8981\u6ce8\u610f\u8bfb\u53d6\u7684\u65f6\u5019\u662f\u53cd\u7740\u6765 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[7],"tags":[12,17,16,13,37],"class_list":["post-308","post","type-post","status-publish","format-standard","hentry","category-algorithm","tag-algorithm","tag-bfs","tag-dfs","tag-13","tag-37"],"_links":{"self":[{"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/posts\/308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/comments?post=308"}],"version-history":[{"count":7,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/posts\/308\/revisions"}],"predecessor-version":[{"id":315,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/posts\/308\/revisions\/315"}],"wp:attachment":[{"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/media?parent=308"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/categories?post=308"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m.qzcy2.top\/index.php\/wp-json\/wp\/v2\/tags?post=308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}