#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using PII = std::pair<int, int>;
using PLL = std::pair<ll, ll>;

#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
#define DEBUG

int main()
{

#ifdef DEBUG
    cout << "DEBUG MODE" << endl;
    ifstream in("input.txt"); //for debug
    cin.rdbuf(in.rdbuf());    //for debug
#endif

    int a, b, d, x, y;
    
    cout << 0 << " " << 0 << endl;
    cin >> d;
    if(d==0)
        return 0;
    a = d;
    
    cout << 1000000000 << " " << 0 << endl;
    cin >> d;
    if(d==0)
        return 0;
    b = d;
    
    y = (a + b - x) / 2;
    x = a - y;

    cout << x << " " << y << endl;
    

    return 0;
}