#include <cstdio>

using namespace std;

int n;
bool a[20];

void afisare()
{
    for (int i=1; i<=n; ++i)
        if (a[i])
            printf ("%d ",i);
    printf ("\n");
}

void subm()
{
    a[1]=true;
    afisare();
    for (int i=2; i<=1<<n; ++i)
    {
        for (int j=1; j<=n; ++j)
            if (a[j]==true)
                a[j]=!a[j];
            else
            {
                a[j]=!a[j];
                break;
            }
        afisare();
    }
}

int main()
{
    freopen ("submultimi.in","r",stdin);
    freopen ("submultimi.out","w",stdout);
    scanf ("%d",&n);
    subm();
    return 0;
}