#include <fstream>
using namespace std;
int n,p=1,i,s,c;
int main()
{
	ifstream fin("submultime.in");
		ofstream fou("submultime.out");
		fin>>n;
		for(i=1&&i<=n;i++)
		{p=p*2;}
		for(i=1;i<p;i++)
		{s=1;c=1;
		while(s>0)
		{if(s%2==1)
			fout<<c<<" ";
		s=s/2;c++;}
		fout<<endl;}
		return 0;
}