#include <iostream>
#include <string>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
	int N, K;
	cin >> N >> K;

	if (N == 1) {
		cout << "0" << endl;
		cout.flush();
		int op;
		cin >> op;
		return 0;
	}

	int turn = 0;
	bool ato = (N % (K + 1) == 1);
	if (ato) {
		cout << "0" << endl;
		cout.flush();
	} else {
		int winNum = (K + 1) * turn + ((N - 1) % (K + 1));

		cout << winNum << endl;
		cout.flush();
	}
	
	while (true) {
		int op;
		cin >> op;
		++turn;

		if (op >= N) {
			return 0;
		}

		int winNum = (K + 1) * turn + ((N - 1) % (K + 1));

		cout << winNum << endl;
		cout.flush();
	}
}