#include <cstdio>
#include <iostream>
#include <fstream>
#include <vector>
#include <list>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <bitset>
#include <algorithm>
#include <sstream>
#include <iomanip>
#include <cmath>
#include <cstdlib>
#include <ctype.h>
#include <cstring>
#include <string>
#include <ctime>
#include <cassert>
#include <utility>

using namespace std;

bool sureAboutAnswer;

int main() {
//	freopen("date.in", "r", stdin);
//	freopen("date.out","w", stdout);

    int n, k, x, st, dr;
    cin >> n >> k; //read the number of stories and eggs

    string response;

    st = 0;
    dr = n;
    sureAboutAnswer = false;
    while(response != "exit") {
        x = (dr + st)/ 2;

        sureAboutAnswer = (st > dr) ? true : false;

        if(!sureAboutAnswer) { //perhaps you need more information
            cout << "query " << x << "\n";
            cout.flush();

            cin >> response;
            if(response == "broke") {
                k--;
                dr = x - 1;
            } else if(response == "survived") {
                st = x + 1;
            }
        }
        else { //in case you've found the answer
            cout << "answer " << st  << "\n";
            cout.flush();
            cin >> response; //the response is going to be "exit"
        }
    }
	return 0;
}