#include <fstream>
#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

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

int main()
{
    short n;
    fin>>n;
    vector<short> v(n);

    for (short i = 0; i < n; i++) v[i] = i+1;

    do {
        for (auto i : v) fout<<i<<' ';

        fout<<'\n';
    }
    while (next_permutation(v.begin(), v.end()));

    return 0;
}