竞赛板子

#include <bits/stdc++.h>
#define pb push_back
#define int long long 
#define fs first
#define sc second
#define sz(a) (int)a.size()
#define pii pair<int,int> 
#define rep(i , a , b) for(int i = (a) ; i <= (b) ; i++)
#define per(i , a , b) for(int i = (a) ; i >= (b) ; i--)
#define all(a) a.begin(),a.end() 

using namespace std;
const int N = 2e5 + 5;
const int MOD = 1e9 + 7;

void solve(){
    
}

signed main() {
    cin.tie(0), cout.tie(0), ios::sync_with_stdio(false);
    #ifndef ONLINE_JUDGE
        freopen("./test.in", "r", stdin);
        freopen("./test.out", "w", stdout);
    #endif
    int _=1;
    // cin >> _;
    while (_--) solve();
    return 0;
}