@[卷王](/user/494699) 树上静态链分治
by Custlo0793 @ 2024-03-10 10:32:47
哦(
by 卷王 @ 2024-03-10 10:43:25
thanks
by 卷王 @ 2024-03-10 10:43:37
@[卷王](/user/494699) 子树统计问题
by fcy20180201 @ 2024-03-10 12:21:29
本质上就是树上启发式合并,因此可以让一些简单暴力跑得飞快
by Cuiyi_SAI @ 2024-03-10 15:23:14