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#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
signed main() {
    int len, k;
    cin >> len >> k;
    int width = 5;
    for (int i = 1; i <= len; i++) {
        width--;
        if (width == -1) width = 4;
        for (int j = 1 + width; j <= len; j += 5) {
            cout << i << ' ' << j << endl;
            string s;
            cin >> s;
            if (s == "hit") {
                for ( k = 1 + j; k <= len && k <= j + 4; k++) {
                    std::cout << i << ' ' << k << endl;
                    std::cin >> s;
                }
                for ( k = j - 1; k >= 1 && k >= j - 4; k--) {
                    cout << i << ' ' << k << endl;
                    cin >> s;
                }
                for ( k = 1 + i; k <= len && k <= i + 4; k++) {
                    cout << k << ' ' << j << endl;
                    cin >> s;
                }
                for ( k = i - 1; k >= 1 && k >= i - 4; k--) {
                    cout << k << ' ' << j << endl;
                    cin >> s;
                }
            }
        }
    }
}