#include <bits/stdc++.h>

using namespace std;

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

int N;
vector < int > vec;

int main()
{
    in >> N;

    for(int i = 0; i < N; ++i) vec.push_back(i + 1);

    do
    {
        for(int i = 0; i < N; ++i)
            out << vec[i] << " ";
        out << "\n";
    } while(next_permutation(vec.begin(), vec.end()));


    return 0;
}