#include<iostream> #include<vector> #include<cstdio> #include<queue> #include<map> #include<cstdlib> #include<cmath> #include<algorithm> #include<set> #include<cstring> using namespace std; typedef long long ll; const ll INF=99999999; int main() { ios_base::sync_with_stdio(false); cin.tie(0); return 0; }