#include "bits/stdc++.h"
using namespace std;
#define ll long long int
#define rep(i,n) for( int i = 0; i < n; i++ )
#define rrep(i,n) for( int i = n; i >= 0; i-- )
#define REP(i,s,t) for( int i = s; i <= t; i++ )
#define RREP(i,s,t) for( int i = s; i >= t; i-- )
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define INF 2000000000
#define mod 1000000007
#define INF2 1000000000000000000


int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(false);
	int X = -1, Y = -1;
	int X1 = 0, X2 = 1000000;
	int Y1 = 0, Y2 = 1000000;
	int d1 = 123, d2 = 12331;
	bool small = true;
	bool big = true;
	rep(i, 2) {
		int j = 48;
		while (j--) {
			if (small) {
				if (i == 0)
					cout << X1 << " " << 10000000 << endl << flush;
				else
					cout << 10000000 << " " << X1 << endl << flush;
				cin >> d1;
			}
			if (big) {
				if (i == 0)
					cout << X2 << " " << 10000000 << endl << flush;
				else
					cout << 10000000 << " " << X2 << endl << flush;
				cin >> d2;
			}
			if (d1 < d2) {
				X = X1;
				X2 = (X1 + X2) / 2;
				big = true;
				small = false;
			}
			else {
				X = X2;
				X1 = (X1 + X2) / 2;
				big = false;
				small = true;
			}
		}
		d2 = -1;
		big = true;
		small = true;
		swap(X1, Y1);
		swap(X2, Y2);
		swap(X, Y);
	}
	cout << X << " " << Y << endl << flush;
	cin >> d1;

    return 0;
}