{"id":44067,"date":"2023-10-28T09:59:11","date_gmt":"2023-12-04T01:59:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8go%e8%af%ad%e8%a8%80%e8%bf%9b%e8%a1%8c%e6%8e%92%e5%88%97%e3%80%82\/"},"modified":"2024-01-15T11:53:05","modified_gmt":"2024-01-15T03:53:05","slug":"%e4%bd%bf%e7%94%a8go%e8%af%ad%e8%a8%80%e8%bf%9b%e8%a1%8c%e6%8e%92%e5%88%97%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8go%e8%af%ad%e8%a8%80%e8%bf%9b%e8%a1%8c%e6%8e%92%e5%88%97%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Go\u8bed\u8a00\u8fdb\u884c\u6392\u5217"},"content":{"rendered":"<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"s\">\"fmt\"<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">perm<\/span><span class=\"p\">(<\/span><span class=\"n\">head<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">,<\/span> <span class=\"n\">rest<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"nb\">len<\/span><span class=\"p\">(<\/span><span class=\"n\">rest<\/span><span class=\"p\">)<\/span> <span class=\"o\">==<\/span> <span class=\"m\">0<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">head<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">for<\/span> <span class=\"n\">i<\/span><span class=\"p\">,<\/span> <span class=\"n\">v<\/span> <span class=\"o\">:=<\/span> <span class=\"k\">range<\/span> <span class=\"n\">rest<\/span> <span class=\"p\">{<\/span>\r\n\r\n            <span class=\"n\">restx<\/span> <span class=\"o\">:=<\/span> <span class=\"nb\">make<\/span><span class=\"p\">([]<\/span><span class=\"kt\">int<\/span><span class=\"p\">,<\/span> <span class=\"nb\">len<\/span><span class=\"p\">(<\/span><span class=\"n\">rest<\/span><span class=\"p\">))<\/span>\r\n            <span class=\"nb\">copy<\/span><span class=\"p\">(<\/span><span class=\"n\">restx<\/span><span class=\"p\">,<\/span> <span class=\"n\">rest<\/span><span class=\"p\">)<\/span>\r\n\r\n            <span class=\"n\">restx<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">append<\/span><span class=\"p\">(<\/span><span class=\"n\">restx<\/span><span class=\"p\">[<\/span><span class=\"o\">:<\/span><span class=\"n\">i<\/span><span class=\"p\">],<\/span> <span class=\"n\">restx<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"o\">+<\/span><span class=\"m\">1<\/span><span class=\"o\">:<\/span><span class=\"p\">]<\/span><span class=\"o\">...<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"n\">headx<\/span> <span class=\"o\">:=<\/span> <span class=\"nb\">append<\/span><span class=\"p\">(<\/span><span class=\"n\">head<\/span><span class=\"p\">,<\/span> <span class=\"n\">v<\/span><span class=\"p\">)<\/span>\r\n\r\n            <span class=\"n\">perm<\/span><span class=\"p\">(<\/span><span class=\"n\">headx<\/span><span class=\"p\">,<\/span> <span class=\"n\">restx<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">perm<\/span><span class=\"p\">([]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{},<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">1<\/span><span class=\"p\">,<\/span> <span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"m\">3<\/span><span class=\"p\">,<\/span> <span class=\"m\">4<\/span><span class=\"p\">})<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>package main import &#8220;fmt&#8221; func perm(head []int, rest [] [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44067","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) - 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