#include <iostream>
#include <algorithm>
#include <fstream>
#include <vector>

using namespace std;

int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);

    int n;
    vector<int> v;

    cin >> n;
    for (int i = 1; i <= n; i++) {
        v.push_back(i);
    }

    do {
        for (int i = 0; i < n; i++) {
            cout << v[i] << ' ';
        }
        cout << '\n';
    } while (next_permutation(v.begin(), v.end()));

    return 0;
}