#include <iostream>
#include <vector>
#include <map>
using namespace std;
const long long MOD = 1e9 + 7;
int n;
string to_binary(int x) {
    string res = "";
    while(x > 0) {
        res += (x % 2) + '0';
        x /= 2;
    }
    while((int) res.length() < n) {
        res += "0";
    }
    reverse(res.begin(), res.end());
    return res;
}
int main() {

    cin >> n;

    int power_of_2 = (1 << n);
    for(int i = 0; i < power_of_2; i++) {
        string s = to_binary(i);

        for(int j = 0; j < s.length(); j++) {
            if(s[j] == '1') {
                cout << j + 1 << " ";
            }
        }
        cout << endl;
    }


    return 0;
}