#include <fstream>
#include <vector>
#include <algorithm>

using namespace std;

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

int main()
{
    vector <int> v;
    int n;
    fin >> n;
    for(int i = 0; i < n; i++)
        v.push_back(i + 1);
    for(auto it : v)
            fout << it << " ";
        fout << "\n";
    while(next_permutation(v.begin(), v.end()))
    {
        for(auto it : v)
            fout << it << " ";
        fout << "\n";
    }
    return 0;
}