#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int n;
vector <int> sol;
int main()
{int i;
    f>>n;
    for(i=1;i<=n;i++)
    sol.push_back(i);

    do
    {
        for(i=0;i<n;i++)
        g<<sol[i]<<" ";
        g<<'\n';
    } while(next_permutation(sol.begin(),sol.end()));
    return 0;
}