#include <bits/stdc++.h>
using namespace std;

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

int n;
vector<int> v;

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