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

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(auto i = 0; i < n; i++)
            fout << V[i] << " ";

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