#include <iostream>
#include <cstring>

using namespace std;

int n,m;
char answ[100];

int main()
{
    int st=0;
    int dr;
    int mij;
    cin >> n >> m;cin.get();

    dr=n+1;
    mij=(st+dr/2);
    while(st<=dr)
    {
        cout << "query " << mij <<'\n';
        cin.getline(answ,100);
        cout.flush();
        if(strcmp(answ,"broke")==0)//scad dr
        {
            dr=mij-1;
            mij=(st+dr)/2;
            m--;
        }
        else if(strcmp(answ,"survived")==0) //maresc dr
        {
            st=mij+1;
            mij=(st+dr)/2;
        }
        else//daca e eroare
        {
            return -99;
        }
        //cauta binar
    }
    cout << "answer " << st << '\n';
    cin.getline(answ,100);
    return 0;
}