#include <fstream>
#include <iostream>

using namespace std;

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

    int n;
    fin >> n;

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