#include <iostream>
using namespace std;
int main(){
	cout << "0 0" << endl;
	int n;cin>>n;
	if(!n){return 0;}
	int b=n/2;
	int a=b+n%2;
	cout << a << " " << b << endl;
	cin>>n;
	if(!n){return 0;}
	n/=2;
	cout << a-n << " " << b+n << endl;
	int t;cin>>t;
	if(t)cout << a+n << " " << b-n << endl;
}