#include <bits/stdc++.h>
using namespace std;
const long long MAX = 2e5 + 10;
vector<long long> rpta;
int main() {
  long long n, k;
  cin >> n >> k;
  long long dif = n - 1;
  long long fact = 1;
  rpta.push_back(1);
  long long sobra = n - 1;
  long long ult;
  while (k > 1) {
    ult = rpta.back() + dif * fact;
    rpta.push_back(ult);
    fact *= -1;
    k--;
    dif--;
    sobra--;
  }
  for (long long i = (long long)(0); i < (long long)(sobra); i++)
    rpta.push_back(rpta.back() + fact);
  for (long long i = (long long)(0); i < (long long)(n); i++)
    cout << rpta[i] << " \n"[i == n - 1];
}
