哪道题
by tiger0133 @ 2019-11-13 08:33:43
sone1 不能 LCT 吧
by tiger0133 @ 2019-11-13 08:33:49
[P5649](https://www.luogu.org/problem/P5649)
by Froggy @ 2019-11-13 08:33:56
是呀，神鱼太毒瘤
by Purple_sword @ 2019-11-13 08:34:02
@[⚡cdecl⚡](/user/28762) 为啥不能
by Froggy @ 2019-11-13 08:34:20
@[⚡cdecl⚡](/user/28762) 这题是因果律数据结构板子题
by Karry5307 @ 2019-11-13 08:35:36
@[Karry5307](/user/60990) 挺有名的板子 2333
by tiger0133 @ 2019-11-13 08:36:56