#include <fstream>

using namespace std;

ifstream cin("combinari.in");
ofstream cout("combinari.out");

int v[20];


void submultimi(int n, int k, int p)
{
    if (p == k + 1)
    {
        for (int j = 1; j <= k; ++j)
        {
            cout << v[j] << ' ';
        }
        cout << '\n';
        return;
    }
    for (int i = 1; i <= n; ++i)
    {
        v[p] = i;
        if(v[p] > v[p - 1] or p == 1)
        {
            submultimi(n, k, p + 1);
        }
    }
}

int main()
{
    int n, k;
    cin >> n >> k;
    submultimi (n, k, 1);
    return 0;
}