{"id":81,"date":"2026-08-10T23:42:01","date_gmt":"2026-08-10T15:42:01","guid":{"rendered":"http:\/\/8.148.6.209\/?p=81"},"modified":"2026-08-10T23:42:01","modified_gmt":"2026-08-10T15:42:01","slug":"%e7%ae%97%e6%b3%95%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/www.rainyblue.cn\/index.php\/2026\/08\/10\/%e7%ae%97%e6%b3%95%e5%85%a5%e9%97%a8\/","title":{"rendered":"\u7b97\u6cd5\u5165\u95e8"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u84dd\u6865\u676f\u5907\u8d5b<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ade\u8d5b\u4ecb\u7ecd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">OI\u8d5b\u5236\uff0c\u63d0\u4ea4\u540e\u65e0\u53cd\u9988\uff0c\u770b\u4e0d\u5230\u5f97\u5206\u548c\u6392\u540d\uff0c\u53ea\u80fd\u901a\u8fc7\u6d4b\u8bd5\u6837\u4f8b\u68c0\u6d4b\uff0c\u5206\u6570\u7531\u6700\u540e\u4e00\u6b21\u63d0\u4ea4\u7ed3\u679c\u51b3\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8d5b\u65f6\uff1a4\u5c0f\u65f6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5206\u503c\u5206\u5e03\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u5206150\uff0c\u586b\u7a7a\u524d\u56db\u9898\u548c\u7f16\u7a0b\u524d\u4e09\u9898\u5c3d\u53ef\u80fd\u62ff\u4e0b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u586b\u7a7a\u9898\uff1a5\u5206\u30015\u5206\u300110\u5206\u300110\u5206\u300115\u5206<\/li>\n\n\n\n<li>\u7f16\u7a0b\u9898\uff1a15\u5206\u300120\u5206\u300120\u5206\u300125\u5206\u300125\u5206<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u9053\u9898\u65f6\u95f4\u9650\u5236\u901a\u5e38\u4e3a1s\uff0c\u5982\u679c\u662f1e6\u7684\u6570\u636e\uff0c\u5219\u8981\u7528nlog(n)\u7684\u7b97\u6cd5\uff0cn\u5e73\u65b9\u4f1a\u8d85\u65f6\uff0c\u5982\u679c\u662f\u51e0\u5343\u5185\u7684\u8bdd\u65e0\u8111n\u65b9\uff0c\u66b4\u529b\u5373\u53ef<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5907\u8003\u653b\u7565<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260318152954967.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1641\" height=\"980\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260318152954967.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260318152954967\" class=\"wp-image-86\"  sizes=\"auto, (max-width: 1641px) 100vw, 1641px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001\u9ad8\u9891\u8003\u70b9\u5206\u6790<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u6a21\u62df\u4e0e\u601d\u7ef4\uff1b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8ba1\u7b97\u65f6\u95f4\u76f8\u5dee\u591a\u5c11<\/li>\n\n\n\n<li>\u5927\u6570\u8fd0\u7b97<\/li>\n\n\n\n<li>\u77e9\u9635\uff1a\u86c7\u5f62\u586b\u6570\u3001\u77e9\u9635\u7ffb\u8f6c\u3001\u6768\u8f89\u4e09\u89d2\u3001\u87ba\u65cb\u77e9\u9635<\/li>\n\n\n\n<li>\u6570\u5b57\u5904\u7406\uff1a\u6570\u5b57\u53cd\u8f6c\u3001\u8fdb\u5236\u8f6c\u6362\u3001\u56de\u6587\u6570\u5224\u65ad<\/li>\n\n\n\n<li>\u7b80\u5355\u6e38\u620f\u6a21\u62df\uff1a\u62a5\u6570\u3001\u5b57\u7b26\u56fe\u5f62\u6253\u5370<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u57fa\u7840\u6570\u636e\u7ed3\u6784<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6570\u7ec4<\/li>\n\n\n\n<li>\u94fe\u8868<\/li>\n\n\n\n<li>\u6808\uff1a\u9006\u6ce2\u5170\u8868\u8fbe\u5f0f\u6c42\u503c\u3001\u62ec\u53f7\u5339\u914d\u3001\u63a5\u96e8\u6c34<\/li>\n\n\n\n<li>\u961f\u5217<\/li>\n\n\n\n<li>\u6811<\/li>\n\n\n\n<li>\u56fe<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u57fa\u7840\u7b97\u6cd5<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6392\u5e8f\uff1aqsort\u4f7f\u7528\u3001\u8ba1\u6570\u5192\u6ce1\u9009\u62e9\u63d2\u5165\u5feb\u901f\u5f52\u5e76\u6876\u6392\u5e8f<\/li>\n\n\n\n<li>\u4e8c\u5206 \uff08\u65f6\u95f4\u4f18\u5316\uff09<\/li>\n\n\n\n<li>\u9012\u5f52<\/li>\n\n\n\n<li>\u66b4\u529b\u679a\u4e3e\uff1a\u5faa\u73af\u5d4c\u5957\u3001\u524d\u7f00\u548c\u4f18\u5316<\/li>\n\n\n\n<li>\u8d2a\u5fc3\uff1a\u533a\u95f4\u5408\u5e76\u3001\u54c8\u592b\u66fc\u7f16\u7801<\/li>\n\n\n\n<li>\u53cc\u6307\u9488\/\u6ed1\u52a8\u7a97\u53e3\uff1a\u89e3\u51b3\u5b50\u6570\u7ec4\/\u5b50\u4e32\u95ee\u9898\uff0c\u5b50\u4e32\u5339\u914d\u3001\u533a\u95f4\u95ee\u98982022 \u5e74\u201c\u7edf\u8ba1\u5b50\u77e9\u9635\u201d\u7684\u89e3\u6cd5\uff08<strong>\u4e8c\u7ef4\u524d\u7f00\u548c + \u53cc\u6307\u9488<\/strong>\uff09<\/li>\n\n\n\n<li>\u5b57\u7b26\u4e32\u7b97\u6cd5\uff1aKMP\uff1a\u5b57\u7b26\u4e32\u5339\u914d\u3001\u6c42\u6700\u5c0f\u5faa\u73af\u8282<\/li>\n\n\n\n<li>\u524d\u7f00\u548c\u4e0e\u5dee\u5206\uff1a\u5148\u4fee\u6539\u540e\u67e5\u8be2&#8212;->\u6811\u72b6\u6570\u7ec4\u4fee\u6539\u4e0e\u67e5\u8be2\u4ea4\u66ff<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u641c\u7d22\u7b97\u6cd5<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DFS\u6df1\u641c<\/li>\n\n\n\n<li>BFS\u5e7f\u641c<\/li>\n\n\n\n<li>\u56de\u6eaf\u548c\u526a\u679d<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u52a8\u6001\u89c4\u5212\uff08DP\uff09<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u6027DP\uff1a\u6700\u957f\u4e0a\u5347\u5b50\u5e8f\uff08LIS\uff09\u3001\u6700\u5927\u5b50\u6bb5\u548c<\/li>\n\n\n\n<li>\u533a\u95f4DP\uff1a\u56de\u6587\u5b50\u4e32\u5212\u5206<\/li>\n\n\n\n<li>\u4e8c\u7ef4DP\uff1a\u6700\u957f\u516c\u5171\u5b50\u5e8f\u5217\u3001\u80cc\u5305\u95ee\u9898\u53d8\u5f62\u3001\u4e0d\u540c\u8def\u5f84\u95ee\u9898<\/li>\n\n\n\n<li>\u80cc\u5305\u95ee\u9898\uff1a01\u80cc\u5427\u3001\u5b8c\u5168\u80cc\u5305<\/li>\n\n\n\n<li>\u6811\u5f62DP<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u6570\u5b66\u57fa\u7840<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5feb\u901f\u5e42<\/li>\n\n\n\n<li>\u6700\u5927\u516c\u7ea6\u6570\u3001\u6700\u5c0f\u516c\u500d\u6570<\/li>\n\n\n\n<li>\u8d28\u56e0\u6570\u5206\u89e3<\/li>\n\n\n\n<li>\u8d28\u6570\u5224\u65ad<\/li>\n\n\n\n<li>\u7ec4\u5408\u6570\uff1a\u9636\u4e58\u3001\u9006\u5143\u3001\u5361\u7279\u5170\u6570\u3001\u9519\u6392<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001C\u8f6cC++<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u57fa\u7840\u6846\u67b6<\/strong><\/h4>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;#include&lt;bits\/stdc++.h&gt;\/\/\u4e07\u80fd\u5934\u6587\u4ef6<br>&nbsp;using namespace std;<br>&nbsp;\u200b<br>&nbsp;int main(){<br>&nbsp;\u200b<br>&nbsp;    return 0;<br>&nbsp;}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">c\u7684\u5e93\u51fd\u6570\u53bb\u6389\u540e\u7f00.h\uff0c\u518d\u5728\u6700\u524d\u9762\u52a0c\u53ef\u7528\u5728c++\u91cc\uff0c\u4e0d\u8fc7\u6709\u4e07\u80fd\u5934\u6587\u4ef6\u7684\u8bdd\u4e5f\u4e0d\u592a\u9700\u8981\u53bb\u8bb0\u4e86<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u8f93\u5165\u8f93\u51fa<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">cin\u76f8\u5f53\u4e8escanf<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;cin&gt;&gt;n;<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">cout\u76f8\u5f53\u4e8eprintf<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;cout&lt;&lt;n;<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">endl\u76f8\u5f53\u4e8e\u6362\u884c<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;cout&lt;&lt;n&lt;&lt;end1;<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u4e2a\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;cout&lt;&lt;\"want to sleep\"&lt;&lt;\" \"&lt;&lt;n&lt;&lt;\" \"&lt;&lt;s&lt;&lt;endl;<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u5b57\u7b26\u4e32<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9a\u4e49\u5b57\u7b26\u4e32 \u7528string ,\u5e76\u4e14\u53ef\u4ee5\u76f4\u63a5\u76f8\u52a0\u62fc\u63a5<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;string a = \"hello\";<br>&nbsp;string b = \" world!\";<br>&nbsp;string c = a + b;\/\/c=\"hello world\"<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">getline \u76f8\u5f53\u4e8efgts\u4f46\u65e0\u9700\u6307\u5b9a\u6700\u5927\u8bfb\u53d6\u957f\u5ea6\uff0c\u4e5f\u4e0d\u7528\u5904\u7406\u6362\u884c\u7b26<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;getline(cin,a);<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u83b7\u53d6\u5b57\u7b26\u4e32\u957f\u5ea6:<code>s.length()\u6216s.size()<\/code><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;#include &lt;bits\/stdc++.h&gt;<br>&nbsp;using namespace std;<br>&nbsp;\u200b<br>&nbsp;int main() {<br>&nbsp; &nbsp; &nbsp;string s = \"Hello\";<br>&nbsp; &nbsp; &nbsp;cout &lt;&lt; s.length() &lt;&lt; endl; &nbsp;\/\/ \u8f93\u51fa 5<br>&nbsp; &nbsp; &nbsp;cout &lt;&lt; s.size() &lt;&lt; endl; &nbsp; &nbsp;\/\/ \u540c\u6837\u8f93\u51fa 5<br>&nbsp;\u200b<br>&nbsp; &nbsp; &nbsp;string empty = \"\";<br>&nbsp; &nbsp; &nbsp;cout &lt;&lt; empty.length() &lt;&lt; endl; \/\/ \u8f93\u51fa 0<br>&nbsp; &nbsp; &nbsp;return 0;<br>&nbsp;}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u622a\u53d6\u5b50\u4e32\uff1a<code>s.substr(pos, len)<\/code><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;string sub = s.substr(pos); &nbsp; &nbsp; &nbsp; &nbsp;\/\/ \u4ece pos \u5f00\u59cb\uff0c\u622a\u53d6\u5230\u5b57\u7b26\u4e32\u672b\u5c3e<br>&nbsp;string sub = s.substr(pos, len); &nbsp; \/\/ \u4ece pos \u5f00\u59cb\uff0c\u622a\u53d6\u6700\u591a len \u4e2a\u5b57\u7b26<br>&nbsp;\u200b<br>&nbsp;\/\/ \u7528 substr \u590d\u5236\u6574\u4e2a\u5b57\u7b26\u4e32\uff08\u7b49\u4ef7\u4e8e strcpy \u7684\u6548\u679c\uff09<br>&nbsp; &nbsp; &nbsp;string dest = s.substr(0); &nbsp;\/\/ \u4ece\u4f4d\u7f6e 0 \u622a\u53d6\u5230\u672b\u5c3e \u2192 \u5b8c\u6574\u590d\u5236<br>&nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp; &nbsp;cout &lt;&lt; dest &lt;&lt; endl; &nbsp;\/\/ \u8f93\u51fa: Hello, world!<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>STL<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>vector(\u52a8\u6001\u6570\u7ec4)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5934\u6587\u4ef6\uff1a#include &lt;vector&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u6570\u7ec4\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>vector&lt;int&gt;v \/\/ \u7a7a vector\uff0c\u5b58\u50a8 int<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>vector&lt;int&gt;v(10) \/\/\u5b9a\u4e49\u957f\u5ea6\u4e3a10\u7684\u6570\u7ec4\uff0c\u521d\u59cb\u503c\u4e3a\u9ed8\u8ba4\u503c0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>vector&lt;int&gt;v(10,2) \/\/\u5b9a\u4e49\u957f\u5ea6\u4e3a10\u7684\u6570\u7ec4\u5e76\u5168\u90e8\u521d\u59cb\u5316\u4e3a2<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>vector&lt;string&gt; words \/\/\u5b9a\u4e49\u5b57\u7b26\u4e32\u6570\u7ec4<\/code>\u8bb0\u5f97\u7528resize\u5206\u914d\u5927\u5c0f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b57\u7b26\u4e32\u6570\u7ec4\u8d4b\u503c\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>vector&lt;string&gt; words = {\"apple\", \"banana\", \"cherry\"};<\/code>\u6216\u8005<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">words[0]=&#8221;apple&#8221;;words[1]=&#8221;banana&#8221;;words[2]=&#8221;cherry&#8221;;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u770b\u6570\u7ec4\u5927\u5c0f\uff1acout&lt;&lt;v.size()<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5206\u914d\u6570\u7ec4\u5927\u5c0f\uff1av.resize(lenth)<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vector&lt;int&gt; v;<br>v.reserve(20);   \/\/ \u9884\u5206\u914d 20 \u4e2a\u5143\u7d20\u7684\u5185\u5b58\uff08\u7269\u7406\u7a7a\u95f4\uff09<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1av[i]\uff0c\u4e0eC\u8bed\u8a00\u4e00\u81f4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5220\u9664\u6570\u7ec4\u672b\u5c3e\u6570\u636e\uff1av.pop_back()<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672b\u5c3e\u6dfb\u52a0\u65b0\u7684\u6570\u636e\uff1av.push_back(data) \/\/\u8fd9\u4e5f\u662f\u52a8\u6001\u7684\u4f53\u73b0\u4e4b\u5904<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fed\u4ee3\u5668\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">for(auto p=v.begin();p!=v.end();p++){<br><br>\tcout&lt;&lt;*p&lt;&lt;\" \";<br><br>}\/\/\u904d\u5386\u6574\u4e2a\u6570\u7ec4\uff0c\u8fd9\u6837\u7684\u8bdd\u5982\u679c\u6570\u7ec4\u6269\u5bb9\uff0c\u4e5f\u4e0d\u7528\u66f4\u6539\u8fb9\u754c\u6761\u4ef6<br> \/\/v.begin\u5728\u6570\u7ec4\u7b2c\u4e00\u4e2a\u5143\u7d20\u4f4d\u7f6e\uff0cv.end\u5728\u6700\u540e\u4e00\u4e2a\u903b\u8f91\u5143\u7d20\u7684\u4e0b\u4e00\u4e2a\u4f4d\u7f6e<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>set\uff08\u96c6\u5408\uff09<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>map(\u952e\u503c\u5bf9)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>stack<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5934\u6587\u4ef6\uff1ainclude&lt;stack&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u6808\uff1astack&lt;int&gt; s;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u538b\u6808\uff1as.push(i);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51fa\u6808\uff1as.pop()<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbf\u95ee\u6808\u9876\uff1as.top();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u83b7\u53d6\u957f\u5ea6\uff1as.size();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>queue<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5934\u6587\u4ef6\uff1ainclude&lt;queue&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u961f\u5217\uff1aqueue&lt;int&gt;s;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5165\u961f\uff1as.push(i);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51fa\u961f\uff1as.pop();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbf\u95ee\u961f\u9996\uff1as.front();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbf\u95ee\u961f\u5c3e:s.back();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u83b7\u53d6\u957f\u5ea6\uff1as.size();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>sort\u6392\u5e8f\u51fd\u6570<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6570\u7ec4\u5347\u5e8f<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260329212154029.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"832\" height=\"559\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260329212154029.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260329212154029\" class=\"wp-image-87\"  sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/div><\/figure>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;bits\/stdc++.h&gt;<br>using namespace std;<br><br>int main(){<br>\tint arr[]={5,2,8,1,9};<br>\tint n=5;<br>\t\/\/\u5bf9\u4e8ec\u98ce\u683c\u6570\u7ec4\u4ece\u5c0f\u5230\u5927\u6392\u5e8f\uff08\u9ed8\u8ba4\uff09<br>\tsort(arr,arr+5);<br>    \/\/\u4f46\u5982\u679c\u662fvector\u5bb9\u5668\uff0c\u5219\u662fsort(arr.begin(),arr.end())<br>\tfor(int i=0;i&lt;n;i++){<br>\t\tprintf(\"%d\",arr[i]);<br>\t}<br>\treturn 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6570\u7ec4\u964d\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;bits\/stdc++.h&gt;<br>using namespaces std;<br><br>bool cmp(int a,int b){<br>\treturn a&gt;b;   \/\/(a\u6392\u5728\u524d\u9762\uff0c\u5e76\u4e14a&gt;b\uff0c\u5373\u964d\u5e8f)<br>}<br>int main(){<br>\tint arr[]={5,2,8,1,9};<br>\tint n=5;<br>\t\/\/\u4ece\u5927\u5230\u5c0f\u6392\u5e8f\uff08\u4f7f\u7528\u81ea\u5b9a\u4e49cmp\uff09<br>\tsort(arr,arr+5\uff0ccmp);<br>\tfor(int i=0;i&lt;n;i++){<br>\t\tprintf(\"%d\",arr[i]);<br>\t}<br>\trerurn 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u6784\u4f53\u6392\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;bits\/stdc++.h&gt;<br>using namespace std;<br><br>typedef strcut{<br>\tchar name[20];<br>\tint score;<br>}Student;<br><br>\/\/\u6309\u5206\u6570\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\uff0c\u5206\u6570\u76f8\u540c\u6309\u540d\u5b57\u5b57\u5178\u5e8f\u6392\u5e8f  'A'&lt;'B'<br>bool cmp(Student a,Student b){<br>\tif(a.score!=b.score){<br>\t\treturn a.score&gt;b.score<br>\t}<br>\treturn strcmp(a.name,b.name)&lt;0;<br>    \/\/\u5176\u5b9eC++ \u7684\u5f3a\u5927\u7279\u6027\uff1astd::string\uff08\u6216 char[]\uff09\u53ef\u4ee5\u76f4\u63a5\u7528 &lt;, &gt;, == \u7b49\u8fd0\u7b97\u7b26\u8fdb\u884c\u5b57\u5178\u5e8f\u6bd4\u8f83\uff0c\u800c\u4e0d\u9700\u8981\u624b\u52a8\u8c03\u7528 strcmp\uff01<br>    \/\/\u6240\u4ee5\u53ef\u4ee5\u5199\u6210a.name&lt;b.name,\u524d\u63d0\u662f\u5b57\u7b26\u662fstring\u5b9a\u4e49\uff0c\u800c\u4e0d\u662fc\u4e2d\u7684char\uff0cc\u98ce\u683c\u5fc5\u7528strcmp\uff0cc++\u53ef\u4ee5\u76f4\u63a5\u6bd4\u8f83\uff0c\u4e0d\u80fd\u6df7\u4e86<br>}<br>int main(){<br>\tStudent stu[3];<br>    sort(stu, stu + n, cmp);<br>\tfor(int i=0;i&lt;3;i++){<br>\t\tscanf(\"%s %d\",stu[i].name,stu[i].score);<br>\t}<br>\t<br>\treturn 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b57\u7b26\u4e32\u6392\u5e8f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.\u591a\u4e2a\u5b57\u7b26\u4e32<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u5b57\u5178\u5e8f\u6392\u5e8f(\u9ed8\u8ba4\u5347\u5e8f\uff0c\u4e14\u5927\u5199\u5b57\u6bcd\u6c38\u8fdc\u6bd4\u5c0f\u5199\u5b57\u6bcd\u5c0f)<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;bits\/stdc++.h&gt;<br>using namespace std;<br> <br> int main(){<br> \tvector&lt;string&gt;s={\"apple\", \"banana\", \"cherry\"};<br> \tsort(s.begin(),s.end());<br> \treturn 0;<br> }<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u5b57\u7b26\u4e32\u957f\u5ea6\u6392\u5e8f<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">bool cmp(const string&amp; a, const string&amp; b) {        \t\treturn a.length() &lt; b.length();<br>}<br>sort(words.begin(),words.end(),cmp);<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u5b57\u5178\u5e8f\u5347\u5e8f\u6392\u5e8f\uff0c\u4e0d\u533a\u5206\u5927\u5c0f\u5199<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">bool cmp(string a, string b) {<br>    for(int i=0;i&lt;a.length();i++){<br>\t\ta[i]=tolower(a[i]);<br>\t}<br>    for(int i=0;i&lt;b.length();i++){<br>\t\tb[i]=tolower(b[i]);<br>\t}<br>\treturn a&lt;b;<br>}<br>sort(words.begin(),words.end(),cmp);<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u5b57\u5178\u5e8f\u964d\u5e8f\u6392\u5e8f\uff0c\u4e0d\u533a\u5206\u5927\u5c0f\u5199<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">bool cmp(string a,string b) {        \t\t<br>    for(int i=0;i&lt;a.length();i++){<br>\t\ta[i]=tolower(a[i]);<br>\t}<br>    for(int i=0;i&lt;b.length();i++){<br>\t\tb[i]=tolower(b[i]);<br>\t}<br>\treturn a&gt;b;<br>}<br>sort(words.begin(),words.end(),cmp);<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2.\u5355\u4e2a\u5b57\u7b26\u4e32\u5185\u6309\u5b57\u5178\u5e8f\u6392\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">string str = \"dcba\";<br>\/\/ \u5bf9\u5b57\u7b26\u4e32\u5185\u90e8\u7684\u5b57\u7b26\u8fdb\u884c\u6392\u5e8f<br>sort(str.begin(), str.end());<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e\u5177\u4f53\u95ee\u9898\u4fee\u6539\u6392\u5e8f\u65b9\u5f0f<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001\u5e38\u7528\u5e93\u51fd\u6570<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">math\u5e93<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">sqrt(a) \u5e73\u65b9\u6839 \u8fd4\u56de\u6839\u53f7a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">cbrt(x) \u7acb\u65b9\u6839<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">pow(a,b) \u8fd4\u56dea\u7684b\u6b21\u65b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">sin(x) \u3001cos(x) \u8fd4\u56dex\u7684\u6b63\u5f26\u503c\u3001\u4f59\u5f26\u503c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">floor(x) \u5411\u4e0b\u53d6\u6574 floor(3.9)==3.0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ceil(x) \u5411\u4e0a\u53d6\u6574 ceil(3.5)==4.0 ceil(-3.9) \u2192 -3.0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">round(x) \u56db\u820d\u4e94\u5165 round(3.5)==4.0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">fabs(x) \u5bf9x\u53d6\u7edd\u5bf9\u503c<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u5176\u4ed6<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>max \/ min\uff08\u53d6\u6700\u503c\uff09<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u529f\u80fd\uff1a\u8fd4\u56de\u4e24\u4e2a\u6570\u4e2d\u7684\u6700\u5927\u503c\u6216\u6700\u5c0f\u503c\u3002<\/li>\n\n\n\n<li>\u7ade\u8d5b\u6280\u5de7\n<ul class=\"wp-block-list\">\n<li>\u867d\u7136\u7b80\u5355\uff0c\u4f46\u53ef\u4ee5\u5d4c\u5957\u4f7f\u7528\uff0c\u6bd4\u5982 <code>max(a, max(b, c))<\/code>\u3002<\/li>\n\n\n\n<li>\u5728 C++17 \u4e2d\uff0c\u652f\u6301 <code>std::max({a, b, c, d})<\/code> \u8fd9\u79cd\u76f4\u63a5\u4f20\u4e00\u4e2a\u5217\u8868\u7684\u5199\u6cd5\uff0c\u975e\u5e38\u65b9\u4fbf\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>reverse\uff08\u53cd\u8f6c\uff09<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u529f\u80fd\uff1a\u5c06\u533a\u95f4\u5185\u7684\u5143\u7d20\u5012\u8fc7\u6765\u3002<\/li>\n\n\n\n<li>\u573a\u666f\n<ul class=\"wp-block-list\">\n<li>\u5b57\u7b26\u4e32\u53cd\u8f6c\uff1a<code>reverse(s.begin(), s.end());<\/code><\/li>\n\n\n\n<li>\u6570\u7ec4\u53cd\u8f6c\uff1a<code>reverse(a, a + n);<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>to_string \u51fd\u6570<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u5c06\u6570\u5b57\u7c7b\u578b\uff08int, long, float, double \u7b49\uff09\u8f6c\u6362\u4e3a <code>string<\/code>\u7c7b\u578b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2017\u5e74\u84dd\u6865\u676f\u7701\u8d5b\uff1a\u5e74\u9f84\u95ee\u9898<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260408211626252.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1761\" height=\"988\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260408211626252.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260408211626252\" class=\"wp-image-94\"  sizes=\"auto, (max-width: 1761px) 100vw, 1761px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u5916\u8fd8\u6709\u5b57\u7b26\u4e32\u8f6c\u6570\u5b57\u7684<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260408211853813.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1324\" height=\"307\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260408211853813.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260408211853813\" class=\"wp-image-84\"  sizes=\"auto, (max-width: 1324px) 100vw, 1324px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u56db\u3001\u5c0ftips<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 C\/C++ \u7f16\u7a0b\u7ade\u8d5b\u6216\u5904\u7406\u5927\u6570\u636e\u65f6\uff0c\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u6280\u5de7\uff1a<strong>\u907f\u514d\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u8fc7\u5927\u7684\u5c40\u90e8\u6570\u7ec4<\/strong>\u3002\u5b9a\u4e49\u5728main\u51fd\u6570\u524d\u9762\uff0c\u5168\u5c40\u6570\u7ec4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 C++ \u4e2d\uff0c<code>string<\/code> \u7c7b\u578b\u4e0d\u80fd\u76f4\u63a5\u7528 C \u8bed\u8a00\u7684 <code>scanf<\/code> \u8bfb\u53d6\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u80fd\u7528 <code>scanf\/printf<\/code> \u7684\u524d\u63d0<\/strong>\uff1a\u4f60\u64cd\u4f5c\u7684\u662f <code>vector<\/code> \u91cc\u7684<strong>\u57fa\u672c\u6570\u636e\u7c7b\u578b\u5143\u7d20<\/strong>\uff08\u5982 <code>int<\/code>, <code>double<\/code>, <code>char<\/code>\uff09\u3002<\/li>\n\n\n\n<li><strong>\u4e0d\u80fd\u7528 <code>scanf<\/code> \u7684\u60c5\u51b5<\/strong>\uff1a\u4f60\u64cd\u4f5c\u7684\u662f <code>vector<\/code> \u91cc\u7684<strong>\u590d\u6742\u5bf9\u8c61<\/strong>\uff08\u5982 <code>string<\/code>\uff09\uff0c\u9664\u975e\u4f60\u624b\u52a8\u8f6c\u6362\uff08\u5982 \u540e\u9762\u52a0\u4e0a<code>.c_str()<\/code> \u6216\u53d6\u5730\u5740\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">string s;<br>printf(\"%s\\n\", s.c_str());<br>scanf(\"%s\",s.c_str());<\/pre>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260330212915796.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1681\" height=\"1247\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260330212915796.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260330212915796\" class=\"wp-image-85\"  sizes=\"auto, (max-width: 1681px) 100vw, 1681px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5224\u65ad\u4e24\u4e2a\u6d6e\u70b9\u6570 <code>a<\/code> \u548c <code>b<\/code> \u662f\u5426\u76f8\u7b49\uff0c<strong>\u6c38\u8fdc\u4e0d\u8981<\/strong>\u7528 <code>if (a == b)<\/code>\uff0c\u56e0\u4e3a\u7cbe\u5ea6\u8bef\u5dee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\u5199\u6cd5<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">const double eps = 1e-8; \/\/ \u6781\u5c0f\u503c<br>if (fabs(a - b) &lt; eps) {<br>    \/\/ \u8ba4\u4e3a\u76f8\u7b49<br>}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001\u683c\u5f0f\u5316\u8f93\u51fa<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222402803.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1530\" height=\"772\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222402803.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260409222402803\" class=\"wp-image-89\"  sizes=\"auto, (max-width: 1530px) 100vw, 1530px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222432987.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1752\" height=\"1270\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222432987.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260409222432987\" class=\"wp-image-90\"  sizes=\"auto, (max-width: 1752px) 100vw, 1752px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222513286.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1754\" height=\"502\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409222513286.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260409222513286\" class=\"wp-image-83\"  sizes=\"auto, (max-width: 1754px) 100vw, 1754px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u524d\u7f00\u548c\u4e0e\u5dee\u5206<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260319213024131.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1609\" height=\"685\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260319213024131.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260319213024131\" class=\"wp-image-93\"  sizes=\"auto, (max-width: 1609px) 100vw, 1609px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e00\u3001\u524d\u7f00\u548c<\/strong>\uff08Prefix Sum\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f15\u5165\uff1a\u5bf9\u4e8e\u4e00\u4e2a\u6709n\u4e2a\u5143\u7d20\u7684\u6570\u7ec4arr\uff0c\u8fdb\u884cq\u6b21\u8be2\u95ee[L,R]\u7684\u533a\u95f4\u548c\u3002\u5982\u679cq\u8f83\u5c0f\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5for\u5faa\u73af\u4e00\u4e2a\u4e00\u4e2a\u5143\u7d20\u52a0\u8d77\u6765\uff0c\u4f46\u5982\u679cq\u5f88\u5927\uff0cR-L\u4e5f\u5f88\u5927\uff0c\u90a3\u4e48\u65f6\u95f4\u590d\u6742\u5ea6\u5c31\u4f1a\u5f88\u5927\u3002\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u7528\u524d\u7f00\u548c\u8fdb\u884c\u9884\u5904\u7406\uff0c\u4f18\u5316\u65f6\u95f4\uff08\u6211\u4ee5\u4e0b\u4ee3\u7801\u91cc\u7684\u6570\u7ec4\u5747\u662f\u4ece1\u5f00\u59cb\u5b58\u6570\u636e\u800c\u4e0d\u662f0\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.\u6982\u5ff5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u4e8e\u5feb\u901f\u8ba1\u7b97\u6570\u7ec4\u4e2d\u4efb\u610f\u533a\u95f4<code>[l,r]<\/code>\u7684\u5143\u7d20\u548c<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b9a\u4e49\uff1a\u8bbe\u539f\u6570\u7ec4\u4e3aa[1..n]\uff0c\u524d\u7f00\u548c\u6570\u7ec4pre[0..n]\u6ee1\u8db3\uff1a<code>pre[i]=a[1]+a[2]+...a[i];<\/code>\u7c7b\u4f3c\u4e8e\u9ad8\u4e2d\u6570\u5b66\u91cc\u7684\u524dn\u9879\u548c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d<code>pre[0]=0<\/code>(\u54e8\u5175\u503c\uff0c\u4fbf\u4e8e\u8ba1\u7b97)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u533a\u95f4\u548c\u516c\u5f0f\uff1a<code>sum(l, r) = pre[r] - pre[l - 1];<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.\u7528\u9014<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u591a\u6b21\u67e5\u8be2\u533a\u95f4\u548c\uff08\u5982\u6c42\u7b2cl\u5230\u7b2cr\u9879\u7684\u548c\uff09<\/li>\n\n\n\n<li>\u65f6\u95f4\u590d\u6742\u5ea6\uff1a\u9884\u5904\u7406O(n)\uff0c\u5355\u6b21\u67e5\u8be2O(1)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.C\u4ee3\u7801\u6a21\u677f<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#define MAXN 100010<br><br>int a[MAXN], pre[MAXN];<br><br>int main() {<br>    int n, m;<br>    scanf(\"%d\", &amp;n);<br>    pre[0]=0;<br>    for (int i = 1; i &lt;= n; i++) {<br>        scanf(\"%d\", &amp;a[i]);<br>        pre[i] = pre[i - 1] + a[i];  \/\/ \u6784\u5efa\u524d\u7f00\u548c<br>    }<br><br>    scanf(\"%d\", &amp;m);<br>    while (m--) {<br>        int l, r;<br>        scanf(\"%d %d\", &amp;l, &amp;r);<br>        printf(\"%d\\n\", pre[r] - pre[l - 1]);  \/\/ \u533a\u95f4\u548c<br>    }<br>    return 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e8c\u3001\u5dee\u5206<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f15\u5165\uff1a\u5bf9\u4e8e\u4e00\u4e2a\u6709n\u4e2a\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u5bf9\u5b83\u8fdb\u884cm\u6b21\u64cd\u4f5c\uff0c\u6bcf\u4e2a\u64cd\u4f5c\u7ed9\u5b9a\u4e00\u4e2aL\u548c\uff0c\u7136\u540e\u5bf9\u6570\u7ec4\u533a\u95f4[L,R]\u4e0b\u6807\u8303\u56f4\u5185\u7684\u6bcf\u4e2a\u5143\u7d20\u52a0\u4e0a\u4e00\u4e2a\u6570x\uff0c\u6700\u540e\u8f93\u51fam\u6b21\u64cd\u4f5c\u540e\u7684\u6570\u7ec4arr\uff08n\u4e2a\u6570m\u6b21\u64cd\u4f5c1\u6b21\u8be2\u95ee\uff09\u6bcf\u6b21\u5bf9\u533a\u95f4\u6570\u7ec4\u8fdb\u884c\u4fee\u6539\u7684\u64cd\u4f5c\u90fd\u7528\u4e86O(n)\u7684\u590d\u6742\u5ea6\uff0c\u4e00\u5171\u662fO(m*n),\u4e3a\u4e86\u4f18\u5316\u65f6\u95f4\uff0c\u53ef\u4ee5\u7528\u5dee\u5206<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.\u6982\u5ff5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u662f\u524d\u7f00\u548c\u7684\u9006\u8fd0\u7b97\uff0c\u7528\u4e8e\u9ad8\u6548\u5b9e\u73b0\u533a\u95f4\u52a0\u6cd5\u64cd\u4f5c\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u8bbe\u539f\u6570\u7ec4\u4e3aa[1&#8230;n]\uff0c\u5dee\u5206\u6570\u7ec4d[1&#8230;n+1]\u6ee1\u8db3\uff1ad[1]=a[1],d[i]=a[i]-a[i-1] (i\u22652)<\/li>\n\n\n\n<li><strong>\u6027\u8d28<\/strong>\uff1a\u539f\u6570\u7ec4\u7684\u5dee\u5206\u6570\u7ec4d\u53ef\u901a\u8fc7\u5176\u524d\u7f00\u548c\u5f97\u5230\u539f\u6570\u7ec4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fbf\u4e8e\u66f4\u597d\u7406\u89e3\u6211\u4e3e\u4e2a\u4f8b\u5b50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">arr 1 3 7 5 2 \u539f\u6570\u7ec4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d 1 2 4 -2 -3 \u539f\u6570\u7ec4\u7684\u5dee\u5206\u6570\u7ec4d[i]=arr[i]-arr[i-1] d[1]=arr[1];<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pred 1 3 7 5 2 \u5dee\u5206\u6570\u7ec4d\u7684\u524d\u7f00\u548cpred[i]=pred[i-1]+d[i]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd8\u6709\u53e6\u4e00\u79cd\u65b9\u6cd5\uff0c\u4e0d\u8ba1\u7b97\u5dee\u5206\uff0c\u53ea\u8ba1\u7b97\u5dee\u5206\u589e\u91cf\u3002\u65e0\u8bba\u539f\u59cb\u6570\u7ec4\u503c\u662f\u5426\u4e3a0\uff0c\u6211\u4eec\u90fd\u5c06\u5dee\u5206\u6570\u7ec4\u521d\u59cb\u5316\u4e3a0\uff0cd\u4ec5\u8868\u793a\u5dee\u5206\u589e\u91cf\uff0c\u8ba1\u7b97d\u7684\u524d\u7f00\u548c\u540e\u518d\u52a0\u4e0a\u539f\u59cb\u6570\u7ec4\u53ef\u5f97\u5230\u6700\u7ec8\u7ed3\u679c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u59cbarr 1 3 7 5 2 \u5bf9\u7b2c1~3\u5143\u7d20+2\u53d8\u4e3a 3 5 9 5 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u59cbd 0 0 0 0 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u589e\u91cfd 2 0 0 -2 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u589e\u91cfd\u7684\u524d\u7f00\u548c 2 2 2 0 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u524d\u7f00\u548c\u52a0\u4e0a\u521d\u59cbarr 3 5 9 5 2 \u4e0e\u64cd\u4f5c\u540e\u7684\u6570\u7ec4arr\u4e00\u81f4<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6838\u5fc3\u64cd\u4f5c<\/strong>\uff1a\u5bf9\u533a\u95f4[l,r]\u6240\u6709\u5143\u7d20\u52a0x\u76f8\u5f53\u4e8e\uff1ad[l] += x;<br>d[r + 1] -= x; \/\/ \u6ce8\u610f r+1 \u53ef\u80fd\u8d8a\u754c\uff0c\u9700\u5224\u65ad\u6700\u7ec8\u901a\u8fc7\u5dee\u5206\u6570\u7ec4\u7684\u524d\u7f00\u548c\u8fd8\u539f\u64cd\u4f5c\u540e\u7684\u6570\u7ec4\uff1aa[i]=d[1]+d[2]+&#8230;+d[i]=pred[i]\u4e3a\u4ec0\u4e48\u533a\u95f4[l,r]\u90a3\u4e48\u591a\u4e2a\u5143\u7d20\uff0c\u5374\u53ea\u9700\u8981\u5bf9d[l]\u548cd[r+1]\u64cd\u4f5c\u5c31\u80fd\u5f97\u5230\u7ed3\u679c\uff1f\u7b54\uff1ad\u6570\u7ec4\u7684\u524d\u7f00\u548c\u662f\u4e0d\u65ad\u53e0\u52a0\u7684\uff0cd[1]++\uff0c\u90a3\u4e48pred[1]\u53ca\u5176\u540e\u9762\u7684\u6570\u90fd\u4f1a+1<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.\u7528\u9014<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u591a\u6b21\u5bf9\u533a\u95f4\u8fdb\u884c\u52a0\/\u51cf\u64cd\u4f5c\uff0c\u6700\u540e\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4<\/li>\n\n\n\n<li>\u65f6\u95f4\u590d\u6742\u5ea6\uff1a\u5355\u6b21\u4fee\u6539 O(1)\uff0c\u8fd8\u539f O(n)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.C\u4ee3\u7801\u6a21\u677f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6cd5\u4e00<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#define MAXN 100010<br><br>int d[MAXN];  \/\/ \u5dee\u5206\u6570\u7ec4\uff0c\u521d\u59cb\u4e3a0<br><br>int main() {<br>    int n, m;<br>    scanf(\"%d %d\", &amp;n, &amp;m);<br><br>    while (m--) {<br>        int l, r, x;<br>        scanf(\"%d %d %d\", &amp;l, &amp;r, &amp;x);<br>        d[l] += x;<br>        if (r + 1 &lt;= n) d[r + 1] -= x;  \/\/ \u9632\u6b62\u8d8a\u754c<br>    }<br><br>    \/\/ \u901a\u8fc7\u524d\u7f00\u548c\u8fd8\u539f\u6700\u7ec8\u6570\u7ec4<br>    for (int i = 1; i &lt;= n; i++) {<br>        d[i] += d[i - 1];  \/\/ \u6b64\u65f6 d[i] \u5373\u4e3a a[i]<br>        printf(\"%d \", d[i]);<br>    }<br>    return 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6cd5\u4e8c<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#define MAXN 100010<br><br>int main(){<br>\tint n,m;<br>\tint arr[MAXN];<br>\tscanf(\"%d %d\",&amp;n,&amp;m);<br>\tint d[MAXN]={0};<br>\tfor(int i=1;i&lt;=n;i++){<br>\t\tscanf(\"%d\",&amp;arr[i]);<br>\t}<br>\t<br>\twhile(m--){<br>\t\tint l,r,x;<br>\t\tscanf(\"%d %d %d\",&amp;l,&amp;r,&amp;x);<br>\t\td[l]+=x;<br>\t\tif(r+1&lt;=n){<br>\t\t\td[r+1]-=x;   \/\/\u6b64\u65f6d[i]\u4e3a\u5dee\u5206\u589e\u91cf\uff0c\u800c\u4e0d\u662f\u5dee\u5206<br>\t\t}<br>\t}<br>\t<br>\tfor(int i=1;i&lt;=n;i++){<br>\t\td[i]+=d[i-1];    <br>\t\tprintf(\"%d \",d[i]+arr[i]);<br>\t}<br>\treturn 0<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u884c\u641c\u7d22\u84dd\u6865\u676f\u76f8\u5173\u771f\u9898\uff0c\u4e8c\u7ef4\u4e4b\u540e\u8865<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6ed1\u52a8\u7a97\u53e3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e00\u3001\u4ec0\u4e48\u662f\u6ed1\u52a8\u7a97\u53e3<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ed1\u52a8\u7a97\u53e3\u662f\u4e00\u79cd\u7528\u4e8c\u4e2a\u6307\u9488\uff08\u901a\u5e38\u53ebleft\u548cright\uff09\u7ef4\u62a4\u4e00\u4e2a\u7a97\u53e3\uff08\u5373\u4e00\u6bb5\u8fde\u7eed\u533a\u95f4\uff09\u7684\u6280\u672f\uff0c\u8fd9\u4e2a\u7a97\u53e3\u53ef\u4ee5\u5728\u6570\u7ec4\u548c\u5b57\u7b26\u4e32\u4e0a\u6ed1\u52a8\uff0c\u4ece\u800c\u907f\u514d\u91cd\u590d\u8ba1\u7b97\uff0c\u63d0\u5347\u6548\u7387<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e8c\u3001\u6ed1\u52a8\u7a97\u53e3\u7684\u4e8c\u79cd\u5e38\u89c1\u7c7b\u578b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.\u56fa\u5b9a\u7a97\u53e3\u5927\u5c0f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7a97\u53e3\u957f\u5ea6\u56fa\u5b9a<\/li>\n\n\n\n<li>\u6bcf\u6b21\u53f3\u79fb\u4e00\u6b65\uff0c\u5de6\u8fb9\u754c\u4e5f\u540c\u6b65\u53f3\u79fb<\/li>\n\n\n\n<li>\u5e38\u7528\u4e8e\uff1a\u6c42\u6240\u6709\u957f\u5ea6\u4e3ak\u7684\u5b50\u6570\u7ec4\u7684\u6700\u5927\u548c\u3001\u5e73\u5747\u503c\u7b49<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.\u53ef\u53d8\u7a97\u53e3\u5927\u5c0f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7a97\u53e3\u5927\u5c0f\u4e0d\u56fa\u5b9a\u3001\u6839\u636e\u6761\u4ef6\u52a8\u6001\u6269\u5927\uff08right\u53f3\u79fb\uff09\u6216\u7f29\u5c0f\uff08left\u5de6\u79fb\uff09<\/li>\n\n\n\n<li>\u5e38\u7528\u4e8e\uff1a\u627e\u6ee1\u8db3\u67d0\u6761\u4ef6\u7684\u6700\u77ed\/\u6700\u957f\u5b57\u6570\u7ec4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e09\u3001\u6ed1\u52a8\u7a97\u53e3\u672c\u8d28\uff08\u4ee5\u53ef\u53d8\u4e3a\u4f8b\uff09<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4eec\u5747\u6ee1\u8db3\u4e00\u4e0b\u4e8c\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\uff08left\uff0cright\uff09\u6ee1\u8db3\u72b6\u6001\uff0c\u5219\uff08left\uff0cright+1&#8230;end\uff09\u4e5f\u6ee1\u8db3\u72b6\u6001\u3002\u904d\u5386\u65f6\u53f3\u79fbleft\u6307\u9488<\/li>\n\n\n\n<li>\u5982\u679c\uff08left\uff0cright\uff09\u4e0d\u6ee1\u8db3\u72b6\u6001\uff0c\u5219\uff08left+1&#8230;right\uff0cright\uff09\u4e5f\u4e0d\u6ee1\u8db3\u72b6\u6001\u3002\u904d\u5386\u65f6\u53f3\u79fbright\u6307\u9488<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">for(int left=0,right=0;right&lt;\u4e0a\u9650\uff1bright++){<br>\t\/\/\u7b2c\u4e00\u6b21\u8fdb\u5165for\u5faa\u73af\u662f\u7a7a\u5b57\u4e32\uff0c\u4e0d\u6ee1\u8db3\u72b6\u6001<br>\t\/\/right\u52a0\u5165\u7a97\u53e3<br>\twhile(\u6ee1\u8db3\u72b6\u6001){<br>\t\t\/\/\u6839\u636e\u60c5\u51b5\u6536\u96c6\u7b54\u6848<br>\t\t\/\/left\u79fb\u51fa\u7a97\u53e3<br>\t\tleft++;<br>\t}<br>\t\/\/\u4e0d\u6ee1\u8db3\u72b6\u6001\uff08\u6839\u636e\u60c5\u51b5\u6536\u96c6\u7b54\u6848\uff09<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u56db\u3001\u5178\u578b\u9898\u76ee<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.\u5b50\u6570\u7ec4\u4e4b\u548c\u2265target\u7684\u957f\u5ea6\u6700\u5c0f\u7684\u5b50\u6570\u7ec4<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c06\u72b6\u6001\u8bbe\u4e3a\u5b50\u6570\u7ec4\u4e4b\u548c\u2265target<\/li>\n\n\n\n<li>\u5982\u679c\uff08left\uff0cright\uff09\u7684\u548c\u5927\u4e8e\u7b49\u4e8etarget\uff0c\u5219(left,right+1&#8230;end)\u7684\u548c\u4e5f\u90fd\u5927\u4e8e\u7b49\u4e8etarget\u3002<\/li>\n\n\n\n<li>\u5982\u679c\uff08letf\uff0cright\uff09\u7684\u548c\u5c0f\u4e8etarget\uff0c\u5219\uff08left+1&#8230;right\uff0cright\uff09\u7684\u548c\u90fd\u5c0f\u4e8etarget<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#include &lt;limits.h&gt;<br><br>\/\/ \u51fd\u6570\uff1a\u8fd4\u56de\u6ee1\u8db3 sum &gt;= target \u7684\u6700\u77ed\u8fde\u7eed\u5b50\u6570\u7ec4\u957f\u5ea6<br>int minSubArrayLen(int target, int nums[], int n) {<br>    int sum = 0;           \/\/ \u5f53\u524d\u7a97\u53e3\u7684\u548c<br>    int ans = INT_MAX;     \/\/ \u521d\u59cb\u5316\u4e3a\u6700\u5927\u6574\u6570\uff0c\u8868\u793a\u201c\u65e0\u7a77\u5927\u201d<br>    int left = 0;          \/\/ \u6ed1\u52a8\u7a97\u53e3\u5de6\u8fb9\u754c<br><br>    for (int right = 0; right &lt; n; right++) {<br>        \/\/ \u6269\u5c55\u7a97\u53e3\uff1a\u5c06 nums[right] \u52a0\u5165\u7a97\u53e3<br>        sum += nums[right];<br><br>        \/\/ \u5c1d\u8bd5\u6536\u7f29\u7a97\u53e3\uff1a\u53ea\u8981\u5f53\u524d\u548c &gt;= target<br>        while (sum &gt;= target) {<br>            \/\/ \u66f4\u65b0\u7b54\u6848\uff1a\u53d6\u5f53\u524d\u7a97\u53e3\u957f\u5ea6\u7684\u6700\u5c0f\u503c<br>            int current_len = right - left + 1;<br>            if (current_len &lt; ans) {<br>                ans = current_len;<br>            }<br>            \/\/ \u79fb\u9664\u5de6\u8fb9\u754c\u5143\u7d20\uff0c\u6536\u7f29\u7a97\u53e3<br>            sum -= nums[left];<br>            left++;<br>        }<br>    }<br><br>    \/\/ \u5982\u679c ans \u4ecd\u662f INT_MAX\uff0c\u8bf4\u660e\u6ca1\u627e\u5230\u5408\u6cd5\u5b50\u6570\u7ec4<br>    return ans == INT_MAX ? 0 : ans;<br>}<br><br>\/\/ \u6d4b\u8bd5\u4e3b\u51fd\u6570<br>int main() {<br>    int nums[] = {2, 3, 1, 2, 4, 3};<br>    int n = sizeof(nums) \/ sizeof(nums[0]);<br>    int target = 7;<br><br>    int result = minSubArrayLen(target, nums, n);<br>    printf(\"\u6700\u77ed\u5b50\u6570\u7ec4\u957f\u5ea6: %d\\n\", result); \/\/ \u8f93\u51fa: 2<br><br>    return 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.\u6700\u591a\u5305\u542bk\u4e2a0\u7684\u6700\u957f\u5b50\u6570\u7ec4<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u63cf\u8ff0<\/strong>\uff1a\u4e8c\u8fdb\u5236\u6570\u7ec4\u4e2d\uff0c\u6700\u591a\u7ffb\u8f6c K \u4e2a 0\uff0c\u6c42\u6700\u957f\u8fde\u7eed 1 \u7684\u5b50\u6570\u7ec4\u957f\u5ea6\u3002<\/li>\n\n\n\n<li><strong>\u8f6c\u6362<\/strong>\uff1a\u7b49\u4ef7\u4e8e\u201c\u6700\u591a\u5305\u542b K \u4e2a 0 \u7684\u6700\u957f\u5b50\u6570\u7ec4\u201d\u3002<\/li>\n\n\n\n<li>\u5c06\u72b6\u6001\u8bbe\u4e3a\u5b50\u6570\u7ec4\u91cc0\u7684\u4e2a\u6570\u5927\u4e8ek\uff0c\u6ee1\u8db3\u72b6\u6001\u5219\u6536\u7f29left<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#define MAXN 100001<br><br>int main(){<br>\tint arr[MAXN];<br>\tint n,k;       \/\/\u5b9a\u4e49\u6570\u7ec4\u957f\u5ea6\u548c\u6700\u591a\u7ffb\u8f6c\u4e2a\u6570(\u5b50\u6570\u7ec4\u4e2d0\u7684\u4e0a\u9650)<br>\tscanf(\"%d %d\",&amp;n,&amp;k);<br>\tfor(int i=0;i&lt;n;i++){<br>\t\tscanf(\"%d\",&amp;arr[i]);<br>\t}<br>\tint zero_count=0;<br>\tint max_len=0;<br>\tint left=0;<br>\tfor(int right=0;right&lt;n;right++){<br>\t\tif(arr[right]==0){<br>\t\t\tzero_count++;<br>\t\t}<br>\t\twhile(zero_count&gt;k){<br>\t\t\tif(arr[left]==0){<br>\t\t\t\tzero_count--;<br>\t\t\t}<br>\t\t\tleft++;<br>\t\t}<br>\t\tif((right-left+1)&gt;max_len){<br>\t\t\tmax_len=right-left+1;<br>\t\t}<br>\t}<br>\tprintf(\"%d\",max_len);<br>\treturn 0;<br>}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.\u65e0\u91cd\u590d\u5b57\u7b26\u7684\u6700\u957f\u5b50\u4e32<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u63cf\u8ff0<\/strong>\uff1a\u7ed9\u5b9a\u5b57\u7b26\u4e32\uff0c\u627e\u4e0d\u542b\u91cd\u590d\u5b57\u7b26\u7684\u6700\u957f\u5b50\u4e32\u957f\u5ea6\u3002<\/li>\n\n\n\n<li><strong>\u601d\u8def\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u7528 <code>freq[128]<\/code> \u8bb0\u5f55 ASCII \u5b57\u7b26\u51fa\u73b0\u6b21\u6570\uff08\u6570\u7ec4\u6a21\u62df\u54c8\u5e0c\u8868\uff09<\/li>\n\n\n\n<li><code>right<\/code> \u6269\u5c55\uff0c\u82e5 <code>freq[s[right]] > 0<\/code>\uff08\u6ee1\u8db3\u72b6\u6001\uff09\uff0c\u5219\u6536\u7f29 <code>left<\/code> \u76f4\u5230\u65e0\u91cd\u590d<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#include &lt;string.h&gt;<br><br>int main(){<br>\tchar str[10000];<br>\tscanf(\"%s\",str);<br>\tint max_len=0;<br>\tint freq[128]={0};<br>\tint n=strlen(str);<br>    int left=0;<br>    for(int right=0;right&lt;n;right++){<br>    \tfreq[str[right]]++;<br>    \twhile(freq[str[right]]&gt;1){<br>\t\t\tfreq[str[left]]--;  \/\/\u6ce8\u610f\u5faa\u73af\u91cc\u4e8c\u884c\u4ee3\u7801\u987a\u5e8f\u4e0d\u80fd\u9519<br>            left++;             \/\/\u5148\u79fb\u51fa\u518d\u79fb\u52a8\u6307\u9488<br>    \t}<br>    \tif(right-left+1&gt;max_len){<br>    \t\tmax_len=right-left+1;<br>    \t}<br>    }<br>    printf(\"%d\",max_len);<br>\treturn 0;<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8ba1\u6570\u6392\u5e8f<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u627e\u51fa\u6570\u7ec4arr\u4e2d\u7684 <strong>\u6700\u5927\u503c <code>max_val<\/code><\/strong><\/li>\n\n\n\n<li>\u521b\u5efa\u4e00\u4e2a\u8ba1\u6570\u6570\u7ec4 <code>count[0..max_val]<\/code>\uff0c\u521d\u59cb\u5316\u4e3a 0<\/li>\n\n\n\n<li>\u904d\u5386\u539f\u6570\u7ec4\uff0c\u7edf\u8ba1\u6bcf\u4e2a\u6570\u5b57\u51fa\u73b0\u7684\u6b21\u6570 \u2192 <code>count[arr[i]]++<\/code><\/li>\n\n\n\n<li>\u6309\u987a\u5e8f\u904d\u5386 <code>count<\/code> \u6570\u7ec4\uff0c\u628a\u6570\u5b57\u201c\u8fd8\u539f\u201d\u56de\u539f\u6570\u7ec4<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;bits\/stdc++.h&gt;<br>using namespace std;<br><br>int main(){<br>\tvector&lt;int&gt;arr;<br>\tint n;<br>\tcin&gt;&gt;n;<br>\tarr.resize(n);<br>\tfor(int i=0;i&lt;n;i++){<br>\t\tscanf(\"%d\",&amp;arr[i]);<br>\t}<br>\tint max_val=*max_element(arr.begin(),arr.end());\/\/!!!<br>\tint count[max_val+1]={0};<br>\tfor(int i=0;i&lt;n;i++){<br>\t\tcount[arr[i]]++;<br>\t}<br>\tint idx=0;<br>\tfor(int num=0;num&lt;=max_val;num++){<br>\t\twhile(count[num]&gt;0){<br>\t\t\tcount[num]--;<br>\t\t\tarr[idx]=num;<br>\t\t}<br>\t}<br>\treturn 0;<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8de8\u5e74\u7684\u65e5\u671f\u95f4\u9694\u8ba1\u7b97<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u4e8e\u975e\u586b\u7a7a\u9898\u66b4\u529b\u6a21\u62df<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;iostream&gt;<br>using namespace std;<br><br>\/\/ 1. \u5b9a\u4e49\u6bcf\u4e2a\u6708\u7684\u5929\u6570\uff08\u5e73\u5e74\uff09<br>int daysInMonth[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};<br><br>\/\/ 2. \u5224\u65ad\u95f0\u5e74\u51fd\u6570<br>bool isLeap(int year) {<br>    return (year % 4 == 0 &amp;&amp; year % 100 != 0) || (year % 400 == 0);<br>}<br><br>int main() {<br>    int y = 2020, m = 1, d = 1; \/\/ \u8d77\u59cb\u65e5\u671f<br>    int targetY = 2024, targetM = 4, targetD = 9; \/\/ \u76ee\u6807\u65e5\u671f<br>    int count = 0; \/\/ \u8bb0\u5f55\u7ecf\u8fc7\u4e86\u591a\u5c11\u5929<br><br>    while (y &lt; targetY || (y == targetY &amp;&amp; m &lt; targetM) || (y == targetY &amp;&amp; m == targetM &amp;&amp; d &lt; targetD)) {<br>        \/\/ 3. \u52a8\u6001\u66f4\u65b02\u6708\u7684\u5929\u6570<br>        if (m == 2 &amp;&amp; isLeap(y)) {<br>            daysInMonth[2] = 29;<br>        } else {<br>            daysInMonth[2] = 28; \/\/ \u8bb0\u5f97\u91cd\u7f6e\uff0c\u5426\u5219\u4e0b\u4e00\u5e74\u8fd8\u662f29<br>        }<br><br>        \/\/ 4. \u65e5\u671f+1<br>        d++;<br>        <br>        \/\/ 5. \u8fdb\u4f4d\u5224\u65ad<br>        if (d &gt; daysInMonth[m]) {<br>            d = 1;<br>            m++;<br>            if (m &gt; 12) {<br>                m = 1;<br>                y++;<br>            }<br>        }<br>        count++;<br>    }<br>    <br>    cout &lt;&lt; count &lt;&lt; endl;<br>    return 0;<br>}<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u4e8e\u586b\u7a7a\u9898\uff0c\u76f4\u63a5\u7528excel<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409220433644.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1574\" height=\"681\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260409220433644.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260409220433644\" class=\"wp-image-92\"  sizes=\"auto, (max-width: 1574px) 100vw, 1574px\" \/><\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u57fa\u59c6\u62c9\u5c14\u68ee\u8ba1\u7b97\u516c\u5f0f<\/strong>\uff08\u8ba1\u7b97\u67d0\u5e74\u67d0\u6708\u67d0\u65e5\u662f\u5468\u51e0\uff09\uff1a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">W=(d+2m+3(m+1)\/5+y+y\/4\u2212y\/100+y\/400+1)%7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679c\u662f1\u6708\u62162\u6708\uff0c\u8981\u770b\u4f5c\u4e0a\u4e00\u5e74\u768413\u6708\u621614\u6708\uff08\u5373 <code>y--<\/code>, <code>m+=12<\/code>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u662f\u4ece\u591a\u5c11\u5e74\u5230\u591a\u5c11\u5e74\u56fd\u5e86\u8282\u6709\u51e0\u4e2a\u5728\u661f\u671f\u4e00\u5462<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;iostream&gt;<br>#include &lt;cstdio&gt;<br>using namespace std;<br><br>\/\/ \u6bcf\u4e2a\u6708\u7684\u5929\u6570\uff08\u5e73\u5e74\uff09<br>int daysInMonth[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};<br><br>\/\/ \u5224\u65ad\u95f0\u5e74<br>bool isLeap(int y) {<br>    return (y % 4 == 0 &amp;&amp; y % 100 != 0) || (y % 400 == 0);<br>}<br><br>int main() {<br>    \/\/ 1. \u521d\u59cb\u5316\u65e5\u671f\uff1a1949\u5e7410\u67081\u65e5 (\u5f00\u56fd\u5927\u5178)<br>    int y = 1949, m = 10, d = 1;<br>    <br>    \/\/ 2. \u76ee\u6807\u65e5\u671f\uff1a2024\u5e7410\u67081\u65e5<br>    int targetY = 2024, targetM = 10, targetD = 1;<br><br>    \/\/ 3. \u521d\u59cb\u5316\u661f\u671f\uff1a1949\u5e7410\u67081\u65e5\u662f\u661f\u671f\u516d<br>    \/\/ \u6211\u4eec\u5b9a\u4e49: 0=\u5468\u65e5, 1=\u5468\u4e00, ..., 6=\u5468\u516d<br>    int weekday = 6; <br><br>    int count = 0; \/\/ \u8bb0\u5f55\u7b26\u5408\u6761\u4ef6\u7684\u6b21\u6570<br><br>    \/\/ 4. \u5f00\u59cb\u5faa\u73af\uff0c\u76f4\u5230\u8fbe\u5230\u76ee\u6807\u65e5\u671f<br>    \/\/ \u6ce8\u610f\uff1a\u8fd9\u91cc\u7528 do-while \u6216\u8005 while \u90fd\u53ef\u4ee5\uff0c\u5173\u952e\u662f\u5148\u5224\u65ad\u8fd8\u662f\u5148\u52a0<br>    \/\/ \u56e0\u4e3a\u6211\u4eec\u8981\u7b97\u7684\u662f\u201c\u671f\u95f4\u201d\u6709\u591a\u5c11\u4e2a\uff0c\u901a\u5e38\u4e0d\u5305\u542b\u8d77\u59cb\u90a3\u4e00\u5929\uff08\u9664\u975e\u9898\u76ee\u7279\u6307\uff09<br>    \/\/ \u8fd9\u91cc\u6211\u4eec\u6a21\u62df\u6bcf\u4e00\u5929\u8fc7\u53bb<br>    <br>    while (y &lt; targetY || m &lt; targetM || d &lt; targetD) {<br>        <br>        \/\/ --- \u6b65\u9aa4 A: \u65e5\u671f\u52a0 1 ---<br>        d++;<br>        weekday++; \/\/ \u661f\u671f\u4e5f\u8ddf\u7740\u52a0 1<br>        <br>        \/\/ \u661f\u671f\u8fdb\u4f4d (\u5468\u516d -&gt; \u5468\u65e5)<br>        if (weekday &gt; 6) {<br>            weekday = 0;<br>        }<br><br>        \/\/ --- \u6b65\u9aa4 B: \u5904\u7406\u65e5\u671f\u8fdb\u4f4d ---<br>        <br>        \/\/ \u52a8\u6001\u66f4\u65b02\u6708\u5929\u6570<br>        if (m == 2) {<br>            daysInMonth[2] = isLeap(y) ? 29 : 28;<br>        }<br><br>        \/\/ \u5982\u679c\u65e5\u671f\u8d85\u8fc7\u5f53\u6708\u5929\u6570<br>        if (d &gt; daysInMonth[m]) {<br>            d = 1; \/\/ \u65e5\u671f\u5f52 1<br>            m++;   \/\/ \u6708\u4efd\u52a0 1<br>            if (m &gt; 12) {<br>                m = 1; \/\/ \u6708\u4efd\u5f52 1<br>                y++;   \/\/ \u5e74\u4efd\u52a0 1<br>            }<br>        }<br><br>        \/\/ --- \u6b65\u9aa4 C: \u5224\u65ad\u662f\u5426\u6ee1\u8db3\u6761\u4ef6 ---<br>        \/\/ \u6761\u4ef6\uff1a\u662f10\u67081\u65e5 \u4e14 \u662f\u661f\u671f\u4e00<br>        if (m == 10 &amp;&amp; d == 1 &amp;&amp; weekday == 1) {<br>            count++;<br>            \/\/ \u53ef\u4ee5\u6253\u5370\u51fa\u6765\u9a8c\u8bc1<br>            \/\/ printf(\"%d\u5e74\u56fd\u5e86\u8282\u662f\u661f\u671f\u4e00\\n\", y);<br>        }<br>    }<br><br>    printf(\"\u603b\u5171\u6709 %d \u4e2a\u56fd\u5e86\u8282\u5728\u661f\u671f\u4e00\\n\", count);<br><br>    return 0;<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5355\u65e5\u65f6\u95f4\u53d8\u5316\uff0c\u4ee524\u5236\u8f93\u51fa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5df2\u77e5\u5f53\u524d\u65f6\u95f4\uff08\u65f6\u9488\u3001\u5206\u9488\u3001\u79d2\u9488\uff09\uff0c\u4ee524h\u65f6\u95f4\u5236\u8f93\u51fa\u7ecf\u8fc7\u4e00\u6bb5\u65f6\u95f4\uff0824h\u5185\uff09\u540e\u7684\u65f6\u95f4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\uff1a<strong>\u603b\u79d2\u6570\u6cd5<\/strong> \u5c06\u65f6\u95f4\u5168\u90e8\u6362\u4e3a\u79d2\u6570\u518d\u76f8\u52a0\uff0c\u63a5\u7740\u5bf9\u603b\u79d2\u6570\u53d6\u4f59\uff0c\u5148%24*3600\uff08\u4e00\u5929\u79d2\u6570\uff09\uff0c\u9632\u6b62\u5ffd\u7565\u8de8\u5929\u7684\u60c5\u51b5\uff0c\u63a5\u7740\u9664\u4ee53600\u5f97\u5230h\u518d\u5bf93600\u53d6\u4f59\uff0c\u5f97\u5230\u5269\u4f59\u79d2\u6570\uff0c\u518d\u9664\u4ee560\u5f97\u5230min\uff0c\u63a5\u7740\u53d6\u4f59\u5f97\u5230\u79d2\u6570s<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;iostream&gt;<br>#include &lt;cstdio&gt;<br>using namespace std;<br><br>int main() {<br>    \/\/ \u5047\u8bbe\u5f53\u524d\u65f6\u95f4\u662f 22:30:00<br>    int h = 22, m = 30, s = 0; <br>    <br>    \/\/ \u5047\u8bbe\u8981\u52a0 2\u5c0f\u65f6 45\u5206\u949f<br>    int add_h = 2;<br>    int add_m = 45;<br><br>    \/\/ 1. \u5c06\u5f53\u524d\u65f6\u95f4\u5168\u90e8\u8f6c\u6362\u4e3a\u603b\u79d2\u6570<br>    \/\/ 1\u5c0f\u65f6 = 3600\u79d2, 1\u5206\u949f = 60\u79d2<br>    int total_seconds = h * 3600 + m * 60 + s;<br><br>    \/\/ 2. \u5c06\u8981\u589e\u52a0\u7684\u65f6\u95f4\u4e5f\u8f6c\u6362\u4e3a\u79d2\uff0c\u5e76\u52a0\u4e0a\u53bb<br>    int add_seconds = add_h * 3600 + add_m * 60;<br>    total_seconds += add_seconds;<br><br>    \/\/ 3. \u5904\u7406\u8de8\u5929\uff08\u53d6\u6a21\uff09<br>    \/\/ \u4e00\u5929\u6709 24 * 3600 = 86400 \u79d2<br>    \/\/ \u5982\u679c total_seconds \u8d85\u8fc7 86400\uff0c\u53d6\u6a21\u540e\u5c31\u4f1a\u53d8\u56de\u5c0f\u6570\u503c\uff08\u5373\u7b2c\u4e8c\u5929\u7684\u65f6\u95f4\uff09<br>    int seconds_in_day = 24 * 3600;<br>    total_seconds = total_seconds % seconds_in_day;<br><br>    \/\/ 4. \u5c06\u603b\u79d2\u6570\u62c6\u89e3\u56de\u65f6\u5206\u79d2<br>    int final_h = total_seconds \/ 3600;           \/\/ \u7b97\u51fa\u6709\u591a\u5c11\u4e2a\u6574\u5c0f\u65f6<br>    int remaining_s = total_seconds % 3600;       \/\/ \u5269\u4e0b\u7684\u79d2\u6570<br>    <br>    int final_m = remaining_s \/ 60;               \/\/ \u5269\u4e0b\u7684\u79d2\u6570\u91cc\u6709\u591a\u5c11\u4e2a\u6574\u5206\u949f<br>    int final_s = remaining_s % 60;               \/\/ \u6700\u540e\u5269\u4e0b\u7684\u5c31\u662f\u79d2<br><br>    \/\/ \u8f93\u51fa\u7ed3\u679c<br>    printf(\"%02d:%02d:%02d\", final_h, final_m, final_s);<br>    <br>    return 0;<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u9012\u5f52<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8df3\u53f0\u9636<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260410140903289.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1215\" height=\"839\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260410140903289.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260410140903289\" class=\"wp-image-91\"  sizes=\"auto, (max-width: 1215px) 100vw, 1215px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u6700\u5927\u516c\u7ea6\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f97\u8f6c\u76f8\u9664\u6cd5<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">int gcd(int a,int b){<br>\twhile(b!=0){<br>\t\tint temp=a%b;<br>\t\ta=b;<br>\t\tb=temp;<br>\t}<br>\treturn a;<br>}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u6700\u5c0f\u516c\u500d\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">$$<br>lcm ( a , b ) = \uff08 a \u00d7 b \uff09 \/ gcd ( a , b )<br>$$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8fc7\u4e3a\u4e86\u9632\u6b62 <code>a * b<\/code> \u6ea2\u51fa\uff0c\u901a\u5e38\u5148\u9664\u540e\u4e58<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6c49\u8bfa\u5854\u95ee\u9898<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">n\u4e2a\u76d8\u5b50\uff0c\u79fb\u52a8\u6b21\u6570\u4e3a2^n-1<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5927\u6570\u5904\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u52a0\u6cd5\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9a\u4e49\u4e09\u4e2a\u6570\u7ec4\uff0c\u4e00\u4e2a\u5b57\u7b26\u6570\u7ec4\uff0c\u4e8c\u4e2a\u6574\u578b\u6570\u7ec4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\u5b57\u7b26\u6570\u7ec4\u8bfb\u5165\u6570\u636e\uff0c\u7136\u540e\u9006\u5e8f\u5b58\u5728\u6574\u578b\u6570\u7ec4\u91cc(\u5b58\u7684\u662f\u6570\u7ec4\u4e0d\u662fASC\u7801\uff0c\u6545\u8981-\u20180\u2019\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u4e2a\u6574\u578b\u6570\u7ec4\u8fdb\u4f4d\u76f8\u52a0\u540e\u5012\u5e8f\u8f93\u51fa<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#include &lt;stdio.h&gt;<br>#include &lt;string.h&gt;<br><br>#define MAXLEN 10000<br><br>int main() {<br>    int i, up, tmp;<br>    char buffer[MAXLEN+1] = {0}, a[MAXLEN+1] = {0}, b[MAXLEN+1] = {0};<br><br>    \/\/ \u9006\u5e8f\u8f93\u5165a<br>    scanf(\"%s\", buffer);<br>    for(tmp=0, i=strlen(buffer)-1; i&gt;=0; i--)<br>        a[tmp++] = buffer[i] - '0';<br><br>    \/\/ \u9006\u5e8f\u8f93\u5165b<br>    scanf(\"%s\", buffer);<br>    for(tmp=0, i=strlen(buffer)-1; i&gt;=0; i--)<br>        b[tmp++] = buffer[i] - '0';<br><br>    \/\/ \u8ba1\u7b97<br>    for(up=0, i=0; i&lt;MAXLEN; i++) {<br>        tmp = a[i] + b[i] + up;<br>        a[i] = tmp % 10;<br>        up = tmp \/ 10;<br>    }<br><br>    \/\/ \u8f93\u51fa\u7ed3\u679c<br>    for(i=MAXLEN; i&gt;=0; i--)<br>        if(a[i] != 0) {<br>            for(; i&gt;=0; i--)<br>                printf(\"%d\", a[i]);<br>            return 0; \/\/ \u8f93\u51fa\u5b8c\u6bd5\u540e\u76f4\u63a5\u9000\u51fa\uff0c\u9632\u6b62\u91cd\u590d\u8f93\u51fa<br>        }<br><br>    \/\/ \u5982\u679c\u5faa\u73af\u7ed3\u675f\u90fd\u6ca1\u6709\u8f93\u51fa\uff0c\u8bf4\u660e\u7ed3\u679c\u662f0<br>    printf(\"0\");<br>    return 0;<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">DFS\u548cBFS<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260410233916221.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1840\" height=\"1050\" data-original=\"http:\/\/8.148.6.209\/wp-content\/uploads\/2026\/08\/image-20260410233916221.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260410233916221\" class=\"wp-image-88\"  sizes=\"auto, (max-width: 1840px) 100vw, 1840px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u53c9\u6811\u9012\u5f52\u904d\u5386<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u5e8f<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typedef struct BiTNode {<br>    int data;                   \/\/ \u6570\u636e\uff08\u6bd4\u5982 1, 2, 3\uff09<br>    struct BiTNode *lchild;     \/\/ \u5de6\u6307\u9488\uff08\u9065\u63a7\u5668\uff0c\u6307\u5411\u5de6\u8fb9\u7684\u5b69\u5b50\uff09<br>    struct BiTNode *rchild;     \/\/ \u53f3\u6307\u9488\uff08\u9065\u63a7\u5668\uff0c\u6307\u5411\u53f3\u8fb9\u7684\u5b69\u5b50\uff09<br>} BiTNode, *BiTree;<br><br>void Order_In(BiTree tree) {<br>    if(tree == NULL) return; \/\/ \u5982\u679c\u7bad\u5934\u65ad\u4e86\uff0c\u5c31\u56de\u5934<br><br>    Order_In(tree-&gt;lchild);  \/\/ 1. \u5148\u53bb\u5de6\u8fb9\u770b\u770b<br>    printf(\"%d,\", tree-&gt;data); \/\/ 2. \u6253\u5370\u81ea\u5df1<br>    Order_In(tree-&gt;rchild);  \/\/ 3. \u518d\u53bb\u53f3\u8fb9\u770b\u770b<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u7ec4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u5206\u67e5\u627e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u63d0\uff1a\u5fc5\u987b\u662f\u6709\u5e8f\u6570\u7ec4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65f6\u95f4\u590d\u6742\u5ea6O\uff08logn\uff09<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. \u5de6\u53f3\u95ed\u533a\u95f4<\/strong> <code>[left, right]<\/code><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6700\u5e38\u7528\uff0c\u6700\u76f4\u89c2\u3002<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u521d\u59cb\u5316<\/strong>\uff1a<code>left = 0<\/code>, <code>right = n - 1<\/code><\/li>\n\n\n\n<li><strong>\u5faa\u73af\u6761\u4ef6<\/strong>\uff1a<code>while (left &lt;= right)<\/code><\/li>\n\n\n\n<li>\u66f4\u65b0\u903b\u8f91\n<ul class=\"wp-block-list\">\n<li><code>target > nums[mid]<\/code> \u2192\u2192 <code>left = mid + 1<\/code> \uff08\u6392\u9664 mid\uff0c\u56e0\u4e3a mid \u5df2\u68c0\u67e5\uff09<\/li>\n\n\n\n<li><code>target &lt; nums[mid]<\/code> \u2192\u2192 <code>right = mid - 1<\/code> \uff08\u6392\u9664 mid\uff0c\u56e0\u4e3a mid \u5df2\u68c0\u67e5\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">int binarySearchClosed(const vector&lt;int&gt;&amp; nums, int target) {<br>    int left = 0;<br>    int right = nums.size() - 1; \/\/ \u6ce8\u610f\uff1a\u53f3\u8fb9\u754c\u662f n-1<br>    <br>    \/\/ \u533a\u95f4\u6709\u6548\u6761\u4ef6\uff1aleft &lt;= right<br>    while (left &lt;= right) {<br>        \/\/ \u9632\u6b62 (left + right) \u6ea2\u51fa*<br>        int mid = left + (right - left) \/ 2; <br>        <br>        if (nums[mid] == target) {<br>            return mid;<br>        } else if (nums[mid] &lt; target) {<br>            left = mid + 1;  \/\/ \u641c\u7d22 [mid+1, right]<br>        } else {<br>            right = mid - 1; \/\/ \u641c\u7d22 [left, mid-1]<br>        }<br>    }<br>    return -1; \/\/ \u672a\u627e\u5230*<br>}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>2. \u5de6\u95ed\u53f3\u5f00\u533a\u95f4<\/strong> <code>[left, right)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u521d\u59cb\u5316<\/strong>\uff1a<code>left = 0<\/code>, <code>right = n<\/code> \uff08\u6ce8\u610f\uff1aright \u662f n\uff0c\u4e0d\u662f n-1\uff09<\/li>\n\n\n\n<li><strong>\u5faa\u73af\u6761\u4ef6<\/strong>\uff1a<code>while (left &lt; right)<\/code><\/li>\n\n\n\n<li>\u66f4\u65b0\u903b\u8f91\n<ul class=\"wp-block-list\">\n<li><code>target > nums[mid]<\/code> \u2192\u2192 <code>left = mid + 1<\/code><\/li>\n\n\n\n<li><code>target &lt; nums[mid]<\/code> \u2192\u2192 <code>right = mid<\/code> \uff08<strong>\u5173\u952e\u70b9<\/strong>\uff1a\u4e0d\u51cf 1\uff0c\u56e0\u4e3a right \u672c\u8eab\u5c31\u4e0d\u5728\u533a\u95f4\u5185\uff0c\u76f4\u63a5\u6536\u7f29\u8fb9\u754c\u5373\u53ef\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">int binarySearchLeftOpen(const vector&lt;int&gt;&amp; nums, int target) {<br>    int left = 0;<br>    int right = nums.size(); \/\/ \u6ce8\u610f\uff1a\u53f3\u8fb9\u754c\u662f n\uff0c\u4e0d\u662f n-1<br>    <br>    \/\/ \u533a\u95f4\u6709\u6548\u6761\u4ef6\uff1aleft &lt; right<br>    while (left &lt; right) {<br>        int mid = left + (right - left) \/ 2;<br>        <br>        if (nums[mid] == target) {<br>            return mid;<br>        } else if (nums[mid] &lt; target) {<br>            left = mid + 1;  \/\/ \u641c\u7d22 [mid+1, right)<br>        } else {<br>            right = mid;     \/\/ \u641c\u7d22 [left, mid)\uff0c\u6ce8\u610f\u8fd9\u91cc\u6ca1\u6709 -1<br>        }<br>    }<br>    return -1; \/\/ \u672a\u627e\u5230<br>}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3. \u5de6\u53f3\u5168\u5f00\u533a\u95f4<\/strong> <code>(left, right)<\/code><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6781\u5c11\u4f7f\u7528\uff0c\u5bb9\u6613\u8d8a\u754c\uff0c\u901a\u5e38\u4e0d\u63a8\u8350\u3002<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u521d\u59cb\u5316<\/strong>\uff1a<code>left = -1<\/code>, <code>right = n<\/code><\/li>\n\n\n\n<li>\u5faa\u73af\u6761\u4ef6while (left + 1 &lt; right) \u6216 while (left &lt; right &#8211; 1)\n<ul class=\"wp-block-list\">\n<li><em>\u89e3\u91ca\uff1a\u533a\u95f4 <code>(left, right)<\/code> \u81f3\u5c11\u8981\u6709 1 \u4e2a\u5143\u7d20\uff0c\u5373 <code>right - left > 1<\/code><\/em><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u66f4\u65b0\u903b\u8f91\n<ul class=\"wp-block-list\">\n<li><code>target > nums[mid]<\/code> \u2192\u2192 <code>left = mid<\/code><\/li>\n\n\n\n<li><code>target &lt; nums[mid]<\/code> \u2192\u2192 <code>right = mid<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;int binarySearchOpen(const vector&lt;int&gt;&amp; nums, int target) {<br>&nbsp; &nbsp; &nbsp;int left = -1;<br>&nbsp; &nbsp; &nbsp;int right = nums.size(); \/\/ \u6ce8\u610f\uff1a\u53f3\u8fb9\u754c\u662f n<br>&nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp; &nbsp;\/\/ \u533a\u95f4\u6709\u6548\u6761\u4ef6\uff1a\u533a\u95f4\u5185\u81f3\u5c11\u6709\u4e00\u4e2a\u5143\u7d20\uff0c\u5373 right - left &gt; 1<br>&nbsp; &nbsp; &nbsp;while (left + 1 &lt; right) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;int mid = left + (right - left) \/ 2;<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;if (nums[mid] == target) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;return mid;<br>&nbsp; &nbsp; &nbsp; &nbsp;  } else if (nums[mid] &lt; target) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;left = mid; &nbsp; \/\/ \u641c\u7d22 (mid, right)<br>&nbsp; &nbsp; &nbsp; &nbsp;  } else {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;right = mid; &nbsp;\/\/ \u641c\u7d22 (left, mid)<br>&nbsp; &nbsp; &nbsp; &nbsp;  }<br>&nbsp; &nbsp;  }<br>&nbsp; &nbsp; &nbsp;return -1; \/\/ \u672a\u627e\u5230<br>&nbsp;}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u662f\u4e3a\u4e86\u63d2\u5165\u5143\u7d20\uff0c\u63d2\u5165\u540e\u6570\u7ec4\u4f9d\u65e7\u6709\u5e8f\uff0c\u5c31\u628areturn -1\u6539\u4e3areturn left<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u9898\uff1a\u529b\u626335 34 69 367<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u79fb\u9664\u5143\u7d20<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u66b4\u529b\u89e3\u6cd5\uff1a<strong>\u53cc\u5c42for\u5faa\u73af<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c\u4e00\u4e2afor\u5faa\u73af\u904d\u5386\u6570\u7ec4\u5143\u7d20 \uff1a\u4e3a\u4e86\u627e\u5230\u6240\u5220\u5143\u7d20<\/li>\n\n\n\n<li>\u7b2c\u4e8c\u4e2afor\u5faa\u73af\u66f4\u65b0\u6570\u7ec4\uff1a\u628a\u540e\u9762\u5143\u7d20\u5f80\u524d\u79fb\u4e00\u4f4d\uff0c\u8986\u76d6\u6240\u5220\u5143\u7d20<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">&nbsp;\/\/ \u65f6\u95f4\u590d\u6742\u5ea6\uff1aO(n^2)<br>&nbsp;\/\/ \u7a7a\u95f4\u590d\u6742\u5ea6\uff1aO(1)<br>&nbsp;class Solution {<br>&nbsp;public:<br>&nbsp; &nbsp; &nbsp;int removeElement(vector&lt;int&gt;&amp; nums, int val) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;int size = nums.size();<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;for (int i = 0; i &lt; size; i++) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;if (nums[i] == val) { \/\/ \u53d1\u73b0\u9700\u8981\u79fb\u9664\u7684\u5143\u7d20\uff0c\u5c31\u5c06\u6570\u7ec4\u96c6\u4f53\u5411\u524d\u79fb\u52a8\u4e00\u4f4d<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;for (int j = i + 1; j &lt; size; j++) {<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;nums[j - 1] = nums[j];<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  }<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;i--; \/\/ 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":82,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-81","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/posts\/81","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/comments?post=81"}],"version-history":[{"count":1,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/posts\/81\/revisions"}],"predecessor-version":[{"id":95,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/posts\/81\/revisions\/95"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/media\/82"}],"wp:attachment":[{"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/media?parent=81"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/categories?post=81"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rainyblue.cn\/index.php\/wp-json\/wp\/v2\/tags?post=81"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}