#include <iostream>
#include <fstream>

using namespace std;

int main()
{
    int n, nr;
    int a[16];
    int k[16];
    ifstream f("submultimi.in");
    ofstream g("submultimi.out");
    f >> n;
    for (int i = 1; i <= n; i++){
        a[i - 1] = i;
    }
    for (int i = 0; i < (1 << n); i++){
        nr = 0;
        for (int j = 0; j < n; j++){
            if ((1 << j) & i){
                k[nr] = a[j];
                nr++;
            }
        }
        if (nr != 0){
            for (int j = 0; j < nr; j++){
                g << k[j] << " ";
            }
            g << "\n";
        }
    }
    return 0;
}