#include <cstdio>

int n,putere,i,nr,poz;

int main()
{
    freopen("submultimi.in","r",stdin);
    freopen("submultimi.out","w",stdout);
    scanf("%d",&n);
    putere=(1<<n)-1;
    for (i=1; i<=putere; i++)
    {
        nr=i;
        poz=0;
        while (nr!=0)
        {
            poz++;
            if (nr%2==1) printf("%d ",poz);
            nr=nr/2;
        }
        printf("\n");
    }
    return 0;
}