#include <bits/stdc++.h>

using namespace std;

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

vector<int> a;

int main()
{
    int i, n;
    fin >> n;
    for (i = 1; i <= n; i++)
        a.push_back(i);
    do
    {
        // x memoreaza pe rand fiecare elen din a
        for (auto x : a)
            fout << x << ' ';
        fout << '\n';
    }
    while (next_permutation(a.begin(), a.end()));
    return 0;
}