#include <fstream>
using namespace std;
int n;
int main()
{
    ifstream fin("submultimi.in");
    ofstream fout("submultimi.out");
    fin>>n;
    int i,j,lim=1<<n;
    for(i=1;i<lim;i++)
    {
        for(j=1;j<=n;j++)
            if(i&(1<<(j-1)))
                fout<<j<<" ";
        fout<<endl;
    }
    return 0;
}