//it's aboud time
#include <bits/stdc++.h>
using namespace std;

#define IAMSPEED ios_base::sync_with_stdio(0); cin.tie(0);

const int mod = 998244353;
const int oo = 1000000010;
const int N = 200010;

void solve(){
    
}

int main(){
    IAMSPEED
    int t = 1; 
    // cin >> t;
    while(t--){
        solve();
    }
    return 0;
}