#include <iostream>
#include <fstream>

using namespace std;

ifstream in("submultimi.in");
ofstream out("submultimi.out");

int n;

int main()
{
    in >> n;
    int mx = 1 << n;
    for(int i = 1; i < mx; ++i)
    {
        for(int j = 0; j < n; ++j)
        {
            if(((1 << j) & i) != 0)
                out << j+1 << " ";
        }
        out << '\n';
    }
    return 0;
}