#define _USE_MATH_DEFINES
#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<string>
#include<iostream>
#include<iostream>
#include<cctype>
#include<cstdio>
#include<vector>
#include<stack>
#include<queue>
#include <algorithm>
#include<math.h>
#include<set>
#include<map>
#include <sstream>
#include<iomanip>
#include <ctype.h>
#include <fstream>
#include <cassert>
//#include <bits/stdc++.h>
using namespace std;

//#include<bits/stdc++.h>


	
int main() {
	
	int d;
	cout << 0 << " " << 0 << endl;
	cin >> d;
	if (d == 0)return 0;
	cout << d << " " << 0 << endl;
	int r;
	
	cin >> r;
	if (r == 0)return 0;
	cout << d - r / 2 << " " << r / 2 << endl;

	return 0;
}