#include<bits/stdc++.h>

using namespace std;
using ll = long long;

int main(){
  int zbir=0;
  cout<<"query 0\n"; cout.flush();
  cin>>zbir;
  int klk=18;
  vector<int> kurac;
  for(ll cifra=1;klk--;cifra*=10){
    int l=1,r=9;
    int res=0;
    while(l<=r){
      int mid=l+(r-l)/2;
      cout<<"query "<<mid*cifra<<"\n"; cout.flush();
      int sta; cin>>sta;
      if(sta==zbir+mid){
        res=mid;
        l=mid+1;
      }else{
        r=mid-1;
      }
    }
    kurac.push_back(9-res);
  }
  ll broj=0;
  for(auto i:kurac){
    broj*=10;
    broj+=i;
  }
  cout<<"answer "<<broj;

  return 0;
}