{"id":204889,"date":"2025-05-29T17:11:35","date_gmt":"2025-05-29T09:11:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204889\/"},"modified":"2025-05-29T17:11:35","modified_gmt":"2025-05-29T09:11:35","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-python-%e5%ae%9e%e7%8e%b0%e5%bf%ab%e9%80%9f%e6%8e%92%e5%ba%8f%e7%ae%97%e6%b3%95%e4%b8%ad%e6%af%8f%e6%ac%a1%e9%9a%8f%e6%9c%ba%e9%80%89%e6%8b%a9%e5%9f%ba%e5%80%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204889\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Python \u5b9e\u73b0\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u4e2d\u6bcf\u6b21\u968f\u673a\u9009\u62e9\u57fa\u503c\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 Python \u5b9e\u73b0\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u4e2d\u6bcf\u6b21\u968f\u673a\u9009\u62e9\u57fa\u503c\uff1f<\/h1>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241118\/1731933397673b34d53116d.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python \u5feb\u901f\u6392\u5e8f\u4e2d\u6bcf\u6b21\u968f\u673a\u9009\u62e9\u57fa\u503c\u7684\u5b9e\u73b0<\/strong><\/p>\n<p>\u5728 python \u7684\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u4e2d\uff0c\u4f7f\u7528\u968f\u673a\u57fa\u503c\u53ef\u4ee5\u63d0\u5347\u7b97\u6cd5\u6548\u7387\uff0c\u907f\u514d\u6700\u574f\u60c5\u51b5\u4e0b\u7684\u5e73\u65b9\u65f6\u95f4\u590d\u6742\u5ea6\u3002\u672c\u6587\u5c06\u91cd\u70b9\u8ba8\u8bba\u5982\u4f55\u5728\u5feb\u901f\u6392\u5e8f\u4e2d\u5b9e\u73b0\u6bcf\u6b21\u6392\u5e8f\u968f\u673a\u9009\u53d6\u57fa\u503c\u3002<\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong><\/p>\n<p>\u5982\u4f55\u5728 python \u7684\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u4e2d\u6bcf\u6b21\u6392\u5e8f\u968f\u673a\u9009\u53d6\u57fa\u503c\uff1f<\/p>\n<p><strong>\u89e3\u7b54\uff1a<\/strong><\/p>\n<p>\u4e3a\u4e86\u5728\u5feb\u901f\u6392\u5e8f\u4e2d\u5b9e\u73b0\u6bcf\u6b21\u968f\u673a\u9009\u62e9\u57fa\u503c\uff0c\u9700\u8981\u4f7f\u7528 python \u7684\u5185\u7f6e\u51fd\u6570 random.randint\u3002\u6b64\u51fd\u6570\u53ef\u751f\u6210\u6307\u5b9a\u8303\u56f4\u5185\u7684\u968f\u673a\u6574\u6570\u3002<\/p>\n<p>\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u5bfc\u5165 random \u5e93\uff1a<\/li>\n<\/ol>\n<pre>import random<\/pre>\n<ol>\n<li>\u5c06\u539f\u672c\u56fa\u5b9a\u9009\u62e9\u7b2c\u4e00\u4e2a\u5143\u7d20\u4f5c\u4e3a\u57fa\u503c\u7684\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n<pre>pivot = array[0]<\/pre>\n<p>\u4fee\u6539\u4e3a\uff1a<\/p>\n<pre>pivot = array[random.randint(0, len(array) - 1)]<\/pre>\n<p>\u8fd9\u6837\uff0c\u6bcf\u6b21\u6392\u5e8f\u65f6\u90fd\u4f1a\u4ece\u6570\u7ec4\u4e2d\u968f\u673a\u9009\u62e9\u4e00\u4e2a\u5143\u7d20\u4f5c\u4e3a\u57fa\u503c\u3002<\/p>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u7684\u5e73\u5747\u65f6\u95f4\u590d\u6742\u5ea6\uff0c\u4f7f\u5176\u63a5\u8fd1 o(n log n)\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u4f7f\u7528 Python \u5b9e\u73b0\u5feb\u901f\u6392\u5e8f\u7b97\u6cd5\u4e2d\u6bcf\u6b21\u968f\u673a\u9009\u62e9\u57fa\u503c\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 Python \u5b9e\u73b0\u5feb\u901f&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204889","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204889","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204889"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204889\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}