#include <bits/stdc++.h>
using namespace std;
inline int getnum() {
  char c = getchar();
  int num, sign = 1;
  for (; c < '0' || c > '9'; c = getchar())
    if (c == '-') sign = -1;
  for (num = 0; c >= '0' && c <= '9';) {
    c -= '0';
    num = num * 10 + c;
    c = getchar();
  }
  return num * sign;
}
bool A[100006];
int main() {
  int n = getnum(), k = getnum(), l = 1;
  for (int i = 1; i <= k / 2; i++) {
    printf("%d %d ", i, n - i + 1);
    A[i] = true;
    A[n - i + 1] = true;
    if (i == k / 2 && k % 2) {
      printf("%d ", i + 1);
      A[i + 1] = true;
    }
  }
  if (k % 2) {
    for (int i = 1; i <= n; i++)
      if (!A[i]) printf("%d ", i);
  } else {
    for (int i = n; i >= 1; i--)
      if (!A[i]) printf("%d ", i);
  }
}
