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

using namespace std;

ifstream cin("permutari.in");
ofstream cout("permutari.out");

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

    do {
        for (vector<int>::iterator it = v.begin(); it != v.end(); ++it) {
            cout << *it << ' ';
        }
        cout << '\n';
    } while (next_permutation(v.begin(), v.end()));

    return 0;
}