#include<fstream>

using namespace std;

int n,p,i,j,aux,c;
int main()
{
    ifstream fin("submultimi.in");
    ofstream fout("submultimi.out");
    fin>>n;
    p=1<<n;
    for(i=1;i<p;++i)
       {
       aux=i;
       for(j=1;j<=n;++j)
          {
          c=aux&1;
          aux>>=1;
          if(c)
            fout<<j<<" ";
          }
       fout<<endl;
       }
}