#include <bits/stdc++.h>

using namespace std;

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

int main()
{
    vector<int> v;
    int n;
    f >> n;
    for (int i = 1; i <= n; i++)
        v.push_back(i);
    do
    {
        for (int i = 0; i < v.size(); i++)
            g << v[i] << ' ';
            g << '\n';
    } while (next_permutation(v.begin(), v.end()));
}