#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i,n) for(int i=0;i<n;i++)

int main(void) {
  int a1,a2;
  cout<<0<<" "<<0<<endl;
  cin>>a1;
  if(a1==0) return 0;
  cout<<100000<<" "<<0<<endl;
  cin>>a2;
  if(a2==0) return 0;
  int y=(a1+a2)/2;
  int x=a1-y;
  cout<<x<<" "<<y<<endl;  
  return 0;
}