#include <fstream>
using namespace std;

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

    int n;
    fin >> n;

    int total = 1 << n; // 2^n

    for (int mask = 1; mask < total; mask++) {
        for (int i = 0; i < n; i++) {
            if (mask & (1 << i)) {
                fout << i + 1 << " ";
            }
        }
        fout << "\n";
    }

    return 0;
}