#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int main()
{
    long long n, nr = 1, i, j;
    fin>>n;
    nr = nr << n;
    for(i=1;i<nr;++i)
    {
        for(j=1;j<=n;j++)
            if(i&(1<<(j-1)))
                fout<<j<<" ";
        fout<<"\n";
    }
}