#include <bits/stdc++.h>

using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
vector<int>a;
int main()
{
    int i, n;
    fin >> n;
    for(i=1; i<=n; i++)
        a.push_back(i);
    do
    {
        ///afisez vectorul
        for(auto x : a)
            fout << x << " ";
        fout << "\n";
    }
    while(next_permutation(a.begin(), a.end()));
    return 0;

    return 0;
}