#include <fstream>

using namespace std;

ifstream fin("submultimi.in");
ofstream fout("submultimi.out");

int main()
{
    int n, m=1, i, j, t;
    fin>>n;
    for (i=1;i<=n;i++)
        m*=2;
    for (i=1;i<=m-1;i++)
    {
        t=i;
        j=1;
        while(t>0)
            {
                if (t%2==1)
                    fout<<j<<" ";
                j++;
                t/=2;
            }
        fout<<'\n';
    }
    return 0;
}