#include <iostream>
using namespace std;

int main() {
    int n, k, min = 0, max = 1000000000, tmp = 1;
    cin >> n >> k;
    for (int i = 0; i < n; ++i) {
        if (k > i) {
            cout << min;
            ++min;
        }
        else {
            if (tmp) {
                cout << min;
                ++min;
            }
            else {
                cout << max;
                --max;
            }
            tmp ^= 1;
        }
        if (i != n - 1) cout << " ";
    }
}