#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define int long long
int Ask(int a)
{
    cout<<"query "<<a<<endl;
    int b;cin>>b;
    return b;
}
signed main()
{
    vector<int>res;
    int x=Ask(0);
    for(int j=0,e=1;j<=17;j++,e*=10)
    {
        int temp;
        int l=1,r=9,mid=(l+r)/2;
        while(l<=r)
        {
            int y=Ask(mid*e);
            if(y==x+mid)
            {
                l=mid+1;
            }
            else
            {
                r=mid-1;
                temp=10-mid;
            }
            mid=(l+r)/2;
        }
        res.pb(temp);
    }
    reverse(res.begin(),res.end());
    for(auto i:res)cout<<i;
    cout<<endl;
    return 0;
}