#include <iostream>

using namespace std;

int N;

int main()
{
    freopen ("submultimi.in", "r", stdin);
    freopen ("submultimi.out", "w", stdout);
    scanf ("%d", &N);
    int n=(1<<N);
    for (int i=1; i<n; ++i)
    {
        for (int j=0; j<N; ++j)
        {
            if (i&(1<<j))
            {
                printf ("%d ", j+1);
            }
        }
        printf ("\n");
    }
    return 0;
}