忘给代码了
by small_Dongpo @ 2024-02-27 20:49:46
https://www.luogu.com.cn/record/148558507
by small_Dongpo @ 2024-02-27 20:50:31
@[small_Dongpo](/user/741732)
`for (l i = 1; i <= t; ++i) {`：`t` 改 `n`。
IDE 测试时请打开 O2，否则越界方向不一样，结果都不一定一样。
[越界方向说明](https://www.luogu.com.cn/paste/l8bc1a40)
by Terrible @ 2024-02-27 20:54:31
@[Terrible](/user/195942) 谢谢大佬，已关注
by small_Dongpo @ 2024-02-27 21:00:34