#include <fstream>

using namespace std;

ifstream in;
ofstream out;

bool ab(int a, int x)
{
    return (a >> x) & 1;
}

int main()
{
    in.open("submultimi.in");
    out.open("submultimi.out");
    int n;
    in >> n;
    int include = 0;
    for (; !ab(include, n); include++)
    {
        for (int i = 0; i < n; i++)
        {
            if (ab(include, i))
                out << i+1 << " ";
        }
        out << "\n";
    }
    return 0;
}