#include <fstream>
using namespace std;
ifstream in("submultimi.in");
ofstream out("submultimi.out");
void afis(int n)
{
 int cnt=1;
 in>>n;
 while(n)
 {
  if((n&1))
        out<<cnt<<" ";
  n=n>>1;
  cnt++;
 }
 out<<'\n';
}
int main()
{
    int n,i=1,x;
    in>>n;
    x=(1<<n)-1;
    while(i<=x)
    {
     afis(i);
     i++;
    }
    return 0;
}