#include <bits/stdc++.h>
using namespace std;

#define forn(i,a,b) for(int i=(a);i<(b);i++)
#define fore(i,a,b) for(int i=(a);i<=(b);i++)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define F first
#define S second
using ll = long long;
using ii = pair<ll, ll>;
using ld = long double;

ll query(ll x)
{
    cout<<"query "<<x<<endl;
    ll r; cin>>r;
    return r;
}

ll answer(ll x)
{
    cout<<"answer "<<x<<endl;
    exit(0);
}

int main()
{
    ll b = 1;
    ll ans = 0;
    ll ori = query(0);
    forn(i,0,2)
    {
        ll ba = 0;
        for (int L = 1, R = 9; L <= R; )
        {
            ll mid = (L + R) / 2;
            ll r = query(b * (10 - mid));
            if (r < ori + (10 - mid))
            {
                ba = mid;
                L = mid + 1;
            }
            else R = mid - 1;
        }
        ans += ba * b;
        b *= 10;
    }
    answer(ans);

    return 0;
}