#include<cstdio>
using namespace std;
int n,i,sol[20];
bool pus[20];
void submult(int n)
{
    int i,j,x;
    for (i=1;i<= (1 << n) - 1;i++)
    {
        x=i;
        for (j=1;j<=n;j++)
        {
            if (x % 2 == 1) printf("%d ",j);
            x/=2;
        }
        printf("\n");
    }

}
int main()
{
    freopen("submultimi.in","r",stdin);
    freopen("submultimi.out","w",stdout);
    scanf("%d",&n);
    for (i=1;i<=n;i++)
    {
        pus[i]=false;
    }
    submult(n);
    return 0;
}