#include <iostream>
#include <fstream>
using namespace std;

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

int v[17];

void generate(int element, int lg, int n) {
    if (element == n + 1) {
        for (int i = 1; i < lg; ++i) {
            fout << v[i] << " ";
        }
        fout << "\n";
        return;
    }
    v[lg] = element;
    generate(element + 1, lg + 1, n);
    generate(element + 1, lg, n);
}

int main() {
    int n;
    fin >> n;
    generate(1, 1, n);
}