/* -*- coding: utf-8 -*-
 *
 * 514.cc: No.514 宝探し3 - yukicoder
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
 
using namespace std;

/* constant */

const int N = 1000000000;

/* typedef */

/* global variables */

/* subroutines */

int reqres(int x, int y) {
  printf("%d %d\n", x, y); fflush(stdout);
  int r;
  scanf("%d", &r);
  return r;
}

/* main */

int main() {
  int r0 = reqres(0, 0); // x + y = r0
  if (r0 == 0) return 0;
  int r1 = reqres(N, 0); // y = x - (N - r1)
  if (r1 == 0) return 0;

  // x + y = r0 ..(1)
  // y = x - (N - r1) -> x - y = (N - r1) ..(2)
  // (1)+(2) -> 2*x = r0 - r1 + N -> x = (r0 - r1 + N) /2
  // (1)-(2) -> 2*y = r0 + r1 - N -> y = (r0 + r1 - N) /2

  int x = (r0 - r1 + N) / 2, y = (r0 + r1 - N) / 2;
  printf("%d %d\n", x, y); fflush(stdout);
  return 0;
}