#include <bits/stdc++.h>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int n;
vector < int > Q;
int main()
{
    fin >> n;
    for(int i = 1 ; i <= n ; i++)
        Q . push_back(i);
    do
    {
        for(auto i : Q)
            fout << i << " ";
        fout << "\n";
    }
    while(next_permutation(Q . begin() , Q . end()));
    fin.close();
    fout.close();
    return 0;
}