#include <iostream>
#include <fstream>
using namespace std;
ifstream in("submultimi.in");
ofstream out("submultimi.out");
const int maxn = 20;
int v[maxn];
int n;

int main() {
    in >> n;
    for(int conf = 1 ; conf < (1 << n) ; ++ conf) {
        for(int i = 0 ; i < n;  ++ i) {
            /// testam daca conf are bitul i setat, in caz afirmativ, afisam (i + 1)
            if(conf & (1 << i))
                out << (i + 1) << ' ';
        }
        out << '\n';
    }
    return 0;
}