题解 | #无重复数组#
无重复数组
https://www.nowcoder.com/practice/d2fa3632268b41df9bc417b74802ad8c
{"html":"<!DOCTYPE html>\r\n<html lang=\"en\">\r\n <head>\r\n <meta charset=\"UTF-8\">\r\n </head>\r\n <body>\r\n\r\n <script>\r\n const _getUniqueNums = (start,end,n) => {\r\n // 补全代码\r\n const obj = {}, arr = [];\r\n let temp;\r\n while(arr.length<n) {\r\n temp = Math.floor(Math.random()*(end+1-start)+start);\r\n if(!obj[temp]) {\r\n arr.push(temp)\r\n obj[temp] = 1;\r\n }\r\n }\r\n\r\n return arr;\r\n }\r\n </script>\r\n </body>\r\n</html>","css":"/* html, body {\\n\\twidth: 100%;\\n\\theight: 100%;\\n\\tmargin: 0;\\n\\tpadding: 0;\\n} */","js":"// 请在这里输入代码"}
