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

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

vector<int> a;

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