[模板]宏定义

#include <bits/stdc++.h>

using namespace std;

typedef long long int LL;

#define st first
#define nd second
#define pb push_back
#define mp make_pair
#define pll pair <LL, LL>
#define pii pair <int, int>
#define rep(i,x) for(int i=1;i<=x;i++)

const int N = 2e6+7;
const int MX = 1e9+7;
const LL INF = 1e18+9LL;

int main(){
    
}