#include<cstdio>
using namespace std;

int n;

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