#include <bits/stdc++.h>
using namespace std;
int n,m;
string str;
int main()
{
	freopen("employ.in","r",stdin);
	freopen("employ.out","w",stdout);
	cin>>n>>m;
	cin>>str;
	int a;
	for(int i=1;i<=n;i++)
	{
		cin>>a;
	}
	cout<<0<<endl;
	return 0;
}
