#include <bits/stdc++.h>

using namespace std;
int a[40004];
int main()
{int i,j,v,x;
srand ( time(NULL) );
for(i=0;i<=39601;i++)
    a[i]=i;
 std::random_shuffle ( a, a+39601 );
for(i=0;i<=39601;i++)
{
        cout<<a[i]/199<<" "<<a[i]%199<<'\n';
        cout.flush();
        cin>>x;
        if(x==0)
            return 0;
}
    return 0;
}