#include <bits/stdc++.h>

using namespace std;

ifstream f("permutari.in");
ofstream g("permutari.out");
int N;
vector<int> v;

int main()
{

    f>>N;
    for(int i = 1; i <= N; i++)
        v.push_back(i);
    do
    {
            for (int i = 0; i < N; i++)
            {
                    g << v[i] << " ";
            }
            g << "\n";;
    }
    while (::next_permutation(v.begin(), v.end()));
    return 0;
}