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baislsl

baislsl

V2EX member #438869, joined on 2019-08-30 21:17:42 +08:00
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Aug 19, 2024
Replied to a topic by abc0def 程序员 从 n 个数里面随机取 m 个数
array shuffle 的算法
https://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle

按照'opposite direction'实现, 每次循环返回 a[i]
@Nazz DFS 不重不漏, 已经是最优解法了
工作后还是要好好对待自己, 投资自己. 太过节省攒钱不如好好工作加薪来的高
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