#include <fstream>

using namespace std;

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

int n;

int main()
{
    fin >> n;
    int lim = 1 << n;
    for (int i = 1; i < lim; ++i) {
        for (int j = 0; j < n; ++j) {
            if (i & (1 << j))
                fout << j + 1 << ' ';
        }
        fout << '\n';
    }
    return 0;
}