![[SP10707 COT2] 树上莫队](/uploads/reation/bcimg5.png)
[SP10707 COT2] 树上莫队
[SP10707 COT2]算法原理懒癌晚期懒得写了Code#include<bits/stdc++.h>#define rep(i,a,b) for(int i=(a);i<=(b);i++)#define per(i,a,b) for(int i=(a);i>=(b);i--)using namespace std;const int N=4e5;...
