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

using namespace std;

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

int main()
{
    int n;
    fin>>n;

    vector<int>v;
    for (int i = 1; i <= n; i++)
    {
        v.push_back(i);
    }

    do
    {
        for(int i = 0; i < n; i++)
        {
            fout << v[i] << " ";
        }

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


    fin.close();
    fout.close();
    return 0;
}