#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, k;
  cin >> n >> k;
  for (int i = 1; i <= k + 1; i++)
    cout << ((i % 2) == 0 ? (k + 1 - i / 2) : (i / 2)) + 1 << " ";
  for (int i = k + 2; i <= n; i++) cout << i << " ";
  cout << endl;
  return 0;
}
