#include <iostream>
#include <cstdio>

using namespace std;
int n,nr,i,r,poz,limita;

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