#include <iostream>
#include <fstream>

using namespace std;

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

int main() {
    int n;
    in >> n;
    
    int k = 1 << n; 
    
    for (int subset = 1; subset < k; ++subset) {
        
        for (int i = 0; i < n; ++i) {
            if (subset & (1 << i)) {  
                out << (i + 1) << " ";
            }
        }
        out << '\n';
    }
    
    return 0;
}