#include <bits/stdc++.h>
using namespace std;
ifstream fin ("submultimi.in");
ofstream fout ("submultimi.out");
int n;
int main (void){
    fin >> n;
    for (int i = 1; i < (1 << n); i ++){
        for (int j = 1; j <= n; j ++)
            if (i & (1 << (j - 1)))
                fout << j << " ";
        fout << '\n';
    }
    return 0;
}