#include <iostream>
#include <fstream>
using namespace std;
ifstream si("submultimi.in");
ofstream so("submultimi.out");
int main()
{
    int n;
    si>>n;
    int i,j;
    int x=1<<n;
    for(i=1;i<x;++i)
    {
        for(j=1;j<=n;++j)
        {
            if(i&(1<<(j-1)))
            {
                so<<j<<' ';
            }
        }
        so<<'\n';
    }

    so.close();
    return 0;
}