#include <bits/stdc++.h>

using namespace std;

ifstream f("permutari.in");
ofstream g("permutari.out");

int n;

int main()
{
    f >> n;

    vector <int> a;

    for (int i = 1; i <= n; ++i) {
        a.push_back(i);
    }

    do {
        for (int i = 0; i < n; ++i) {
            g << a[i] << " ";
        }

        g << "\n";
    } while (next_permutation(a.begin(), a.end()));

    g.close();

    return 0;
}