#include<fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int N,i,j;
int main()
{
    fin>>N;

    for(i=1;i<(1<<N);++i)
    {
        for(j=0;j<N;++j)
        {
            if(i&(1<<j))
            {
                fout<<j+1<<" ";
            }
        }
        fout<<"\n";
    }
    return 0;
}