#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cstring>
#include <algorithm>
#include <limits.h>
#include <cmath>
#include <time.h>
#define REP(i,a,b) for(i=a;i<b;i++)
#define rep(i,n) REP(i,0,n)
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;

int test = 0;
/* ここからが本編 */
int main(void)
{
  int i,j,k,l;
  int N,K;
  int n;
  int rep;
  cin >> N >> K;
  if(N % (K+1) == 1) {
    puts("0");
    cin >> rep;
    n = K+1;
    while(n < N) {
      cout << n << endl;
      n += K+1;
      cin >> rep;
      if(rep >= N) break;
    }
  }
  else {
    n = N % (K+1) - 1;
    while(n < N) {
      cout << n << endl;
      n += K+1;
      cin >> rep;
      if(rep >= N) break;
    }
  }
  return 0;
}