#include<iostream>
#include<algorithm>
using namespace std;
int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	freopen("employ.in","r",stdin);
	freopen("employ.out","w",stdout);
	int n,m;
	cin>>n>>m;
	cout<<2<<'\n';
	return 0;
}

