这道题提示太明显了吧

CF666E Forensic Examination

~~cartesian tree is worse than segment tree~~
by tiger0133 @ 2020-02-14 16:09:48


233
by DeepSkyBlue__ @ 2020-02-14 16:10:07


[~~了解一下~~](https://www.luogu.com.cn/problem/P6045)
by FZzzz @ 2020-02-14 16:37:43


@[function_of_zero](/user/174045) 可是,这个题真的是后缀树
by EternalAlexander @ 2020-02-14 16:44:02


可是,我用的明明是 Height 数组的笛卡尔树(
by 小粉兔 @ 2020-02-14 16:51:12


@[EternalAlexander](/user/48355) ~~那一定是神 EA 发明了低于线性的后缀树构造法,使得后缀树可以跑 1e9,今年图灵奖稳了~~
by FZzzz @ 2020-02-14 16:59:25


suffix trees are awesome.
by 嫐嬲巭孬 @ 2020-02-14 18:33:42


2333,各位巨佬脑洞太大了
by C20203030 @ 2020-02-15 20:27:56


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