#include <iostream>
#include <fstream>

using namespace std;

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

int n;

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