#include<cstdio>
using namespace std;
int main()
{
    freopen("submultimi.in","r",stdin);
    freopen("submultimi.out","w",stdout);
    int n,m;
    scanf("%d",&n);
    m=(1<<n)-1;
    for(int i=1;i<=m;i++)
    {
        int a=i;
        int p=1;
        while(a)
        {
            if(a%2==1) printf("%d ",p);
            a/=2;
            p++;
        }
        printf("\n");
    }
}