#include<cstdio>
#include <iostream>
#include<algorithm>
#include<string>
#include<queue>
#include<vector>
#include<functional>
#include<cmath>
#include<map>
#include<stack>
#include<set>
#include<numeric>

using namespace std;
typedef long long ll;
typedef pair<int, int> Pr;

int x = 100000;
int y = 100000;
int dy = 50000;
int dx = 50000;
int pre_d = 10000000;

int main()
{
	for (int i = 0; i < 100; i++) {
		cout << x  << " " << y  << endl;
		int d;
		cin >> d;
		if (d == 0)return 0;
		if (pre_d > d) {
			x -= dx;
			y -= dy;
			dx /= 2;
			dy /= 2;
		}
		else {
			x += dx;
			y += dy;
		}
		pre_d = d;
	}
	return	0;
}