#include <bits/stdc++.h>
#define int long long 
#define endl '\n'
#define MASK(n) (1 << n)
#define pp pair<int,pair<int,int>>
#define MaiHan "TASK"

using namespace std;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    if (fopen(MaiHan".INP", "r")){
        freopen(MaiHan".INP", "r", stdin);
        freopen(MaiHan".OUT", "w", stdout);
    }
    
    
    return 0;
}