#include <bits/stdc++.h>

using namespace std;

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

vector<int> a;

int main()
{

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

    return 0;
}