#include<bits/stdc++.h>
//#define int long long
using namespace std;
int n ,m;

signed main(){
	ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
//	freopen("employ.in","r",stdin);
//	freopen("employ.out","w",stdout);��������rp++; 
	freopen("employ.in","r",stdin);
	freopen("employ.out","w",stdout);
	cout<<2; 
	return 0;
}



