#include <bits/stdc++.h>

using namespace std;

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

vector <int> v;
int n;

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