#include <iostream>
#include <vector>
#include <fstream>
#include <algorithm>
using namespace std;
int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w",stdout);
    int N;
    vector<int> v;
    cin >> N;
    for(int i = 1; i <= N ;++i)
        v.push_back(i);
    do
    {
        for(int i = 0; i< N; ++i)
            cout << v[i] << " ";
        cout << '\n';
    }while(next_permutation(v.begin(), v.end()));
    return 0;
}