#include <bits/stdc++.h>

using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");

int main()
{
    int n;
    fin >> n;

    vector <int> perm(n);
    iota(perm.begin(), perm.end(), 1);

    do {
        for (auto &i : perm) {
            fout << i << ' ';
        }
        fout << '\n';
    } while(next_permutation(perm.begin(), perm.end()));

    return 0;
}