#include <stdio.h>

int main()
{
    freopen("submultimi.in", "r", stdin);
    freopen("submultimi.out", "w", stdout);

    int N; //char buffer[1000000];

    scanf("%d", &N);

    for(int i = 1 << N; --i;)
    {
        for(int d = 0; i >> d; ++d)
        {
            if((i >> d) & 1) printf("%d ", d + 1);
        }

        puts("");
    }

    return 0;
}