#include <bits/stdc++.h>
using namespace std;
//#define int int64_t
#define IO ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define file(name) if (fopen(name".inp", "r")) { freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout); }


int32_t main() {
    IO;
    
}