#include <bits/stdc++.h>
#define int64 long long
#define pb push_back
#define mp make_pair
#define INF numeric_limits<int>::max()
using namespace std;
int main() {
	int n=0;
	int x=0,y=0;
	while(1)
	{
		cout<<x<<' '<<y<<'\n';
		cout.flush();
		int h;
		cin>>h;
		if(h==0)return 0;
		else{
			x++;
			if(x==201)x=0,y++;
		}
	}
	return 0;
}