#include <bits/stdc++.h>
using namespace std;
int n,q;
string s[200100][2],t1,t2;
int main()
{
	freopen("replace.in","r",stdin);
	freopen("replace.out","w",stdout);
	cin>>n>>q;
	for(int i=1;i<=n;i++)
		cin>>s[i][0]>>s[i][1];		
	while(q--)
	{
		cin>>t1>>t2;
		cout<<0<<endl;
	}
	return 0;
}
