#include <iostream>
#include <fstream>
#include <unordered_map>
#include <cmath>

#define ll long long
using namespace std;
ifstream in("submultimi.in");
ofstream out("submultimi.out");

const int NMax = 1e6 + 5;
const int inf = 1e9 + 5;

int T,N;

int main() {
    in>>N;

    int lim = 1<<N;
    for (int u=1;u < lim;++u) {
        for (int i=1;i <= N;++i) {
            if ((1<<(i-1)) & u) {
                out<<i<<' ';
            }
        }
        out<<'\n';
    }

    in.close();out.close();
    return 0;
}