#include <bits/stdc++.h>

using namespace std;

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

int n;
vector <int> V;

int main()
{
    fin >> n;
    for (int i = 1; i <= n; i++)
        V.push_back(i);

    do
    {
        for (auto i : V)
            fout << i << " ";
        fout << "\n";
    } while(next_permutation(V.begin(), V.end()));
    return 0;
}