#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, k, up;
  vector<int> v;
  cin >> n >> k;
  int tot = 0;
  for (int i = 1, j = 1; tot < k; i++) {
    if (i % 2)
      v.push_back(j);
    else {
      v.push_back(n - j + 1);
      j++;
    }
    tot++;
  }
  if (tot % 2)
    up = 1;
  else
    up = 0;
  if (up == 0)
    while (tot < n) {
      v.push_back(v[(int)v.size() - 1] - 1);
      tot++;
    }
  else
    while (tot < n) {
      v.push_back(v[(int)v.size() - 1] + 1);
      tot++;
    }
  for (int i = 0; i < (int)v.size(); i++) cout << v[i] << " ";
  return 0;
}
