{"id":31719,"date":"2023-03-16T12:05:38","date_gmt":"2022-11-24T12:04:44","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8java%e5%ae%9e%e7%8e%b0%e5%bf%ab%e9%80%9f%e6%8e%92%e5%ba%8f%e3%80%82\/"},"modified":"2024-01-15T06:51:50","modified_gmt":"2024-01-14T22:51:50","slug":"%e7%94%a8java%e5%ae%9e%e7%8e%b0%e5%bf%ab%e9%80%9f%e6%8e%92%e5%ba%8f%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8java%e5%ae%9e%e7%8e%b0%e5%bf%ab%e9%80%9f%e6%8e%92%e5%ba%8f%e3%80%82\/","title":{"rendered":"\u7528Java\u5b9e\u73b0\u5feb\u901f\u6392\u5e8f"},"content":{"rendered":"<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Arrays<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">QuickSort<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"kt\">int<\/span><span class=\"o\">[]<\/span> <span class=\"n\">arr<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span><span class=\"mi\">4<\/span><span class=\"o\">,<\/span> <span class=\"mi\">5<\/span><span class=\"o\">,<\/span> <span class=\"mi\">1<\/span><span class=\"o\">,<\/span> <span class=\"mi\">6<\/span><span class=\"o\">,<\/span> <span class=\"mi\">9<\/span><span class=\"o\">,<\/span> <span class=\"mi\">2<\/span><span class=\"o\">,<\/span> <span class=\"mi\">8<\/span><span class=\"o\">,<\/span> <span class=\"mi\">3<\/span><span class=\"o\">,<\/span> <span class=\"mi\">7<\/span><span class=\"o\">,<\/span> <span class=\"mi\">0<\/span><span class=\"o\">};<\/span>\r\n        <span class=\"nc\">Arrays<\/span><span class=\"o\">.<\/span><span class=\"na\">stream<\/span><span class=\"o\">(<\/span><span class=\"n\">quickSort<\/span><span class=\"o\">(<\/span><span class=\"n\">arr<\/span><span class=\"o\">,<\/span> <span class=\"mi\">0<\/span><span class=\"o\">,<\/span> <span class=\"n\">arr<\/span><span class=\"o\">.<\/span><span class=\"na\">length<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"o\">)).<\/span><span class=\"na\">forEach<\/span><span class=\"o\">(<\/span>\r\n                <span class=\"n\">e<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"n\">e<\/span><span class=\"o\">));<\/span>\r\n    <span class=\"o\">}<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">int<\/span><span class=\"o\">[]<\/span> <span class=\"nf\">quickSort<\/span><span class=\"o\">(<\/span><span class=\"kt\">int<\/span><span class=\"o\">[]<\/span> <span class=\"n\">arr<\/span><span class=\"o\">,<\/span> <span class=\"kt\">int<\/span> <span class=\"n\">left<\/span><span class=\"o\">,<\/span> <span class=\"kt\">int<\/span> <span class=\"n\">right<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">if<\/span><span class=\"o\">(<\/span><span class=\"n\">left<\/span><span class=\"o\">&lt;=<\/span><span class=\"n\">right<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n            <span class=\"kt\">int<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">arr<\/span><span class=\"o\">[(<\/span><span class=\"n\">left<\/span><span class=\"o\">+<\/span><span class=\"n\">right<\/span><span class=\"o\">)\/<\/span><span class=\"mi\">2<\/span><span class=\"o\">];<\/span>\r\n            <span class=\"kt\">int<\/span> <span class=\"n\">l<\/span> <span class=\"o\">=<\/span> <span class=\"n\">left<\/span><span class=\"o\">;<\/span>\r\n            <span class=\"kt\">int<\/span> <span class=\"n\">r<\/span> <span class=\"o\">=<\/span> <span class=\"n\">right<\/span><span class=\"o\">;<\/span>\r\n            <span class=\"k\">while<\/span><span class=\"o\">(<\/span><span class=\"n\">l<\/span> <span class=\"o\">&lt;=<\/span> <span class=\"n\">r<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n                <span class=\"k\">while<\/span><span class=\"o\">(<\/span><span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">l<\/span><span class=\"o\">]<\/span> <span class=\"o\">&lt;<\/span> <span class=\"n\">p<\/span><span class=\"o\">)<\/span> <span class=\"n\">l<\/span><span class=\"o\">++;<\/span>\r\n                <span class=\"k\">while<\/span><span class=\"o\">(<\/span><span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">r<\/span><span class=\"o\">]<\/span> <span class=\"o\">&gt;<\/span> <span class=\"n\">p<\/span><span class=\"o\">)<\/span> <span class=\"n\">r<\/span><span class=\"o\">--;<\/span>\r\n\r\n                <span class=\"k\">if<\/span><span class=\"o\">(<\/span><span class=\"n\">l<\/span><span class=\"o\">&lt;=<\/span><span class=\"n\">r<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n                    <span class=\"kt\">int<\/span> <span class=\"n\">tmp<\/span> <span class=\"o\">=<\/span> <span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">l<\/span><span class=\"o\">];<\/span>\r\n                    <span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">l<\/span><span class=\"o\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">r<\/span><span class=\"o\">];<\/span>\r\n                    <span class=\"n\">arr<\/span><span class=\"o\">[<\/span><span class=\"n\">r<\/span><span class=\"o\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">tmp<\/span><span class=\"o\">;<\/span>\r\n                    <span class=\"n\">l<\/span><span class=\"o\">++;<\/span>\r\n                    <span class=\"n\">r<\/span><span class=\"o\">--;<\/span>\r\n                <span class=\"o\">}<\/span>\r\n            <span class=\"o\">}<\/span>\r\n\r\n            <span class=\"n\">quickSort<\/span><span class=\"o\">(<\/span><span class=\"n\">arr<\/span><span class=\"o\">,<\/span> <span class=\"n\">left<\/span><span class=\"o\">,<\/span> <span class=\"n\">r<\/span><span class=\"o\">);<\/span>\r\n            <span class=\"n\">quickSort<\/span><span class=\"o\">(<\/span><span class=\"n\">arr<\/span><span class=\"o\">,<\/span> <span class=\"n\">l<\/span><span class=\"o\">,<\/span> <span class=\"n\">right<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"o\">}<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">arr<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>import java.util.Arrays; public class QuickSort { publi [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31719","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7528Java\u5b9e\u73b0\u5feb\u901f\u6392\u5e8f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528java\u5b9e\u73b0\u5feb\u901f\u6392\u5e8f\u3002\/\" 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