#include <fstream>

using namespace std;
ifstream f ("submultimi.in");
ofstream g ("submultimi.out");
int n,a[20],i,j,x;
int main()
{
    f>>n;
    for (i=1;i<(1<<n);i++)
    {
        x=i;
        for (j=1;j<=n;j++)
        {
            if (x%2==1)
            g<<j<<" ";
            x=x/2;
        }
        g<<'\n';
    }
    return 0;
}