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

using namespace std;



ifstream f("permutari.in");
ofstream g("permutari.out");


int main()
{
    int n;
    vector <int> v ;
    f>>n;
    for (int i=1;i<=n;i++)
        v.push_back(i);
    do
        {
            for (int i=0;i<n;i++)
            g<<v[i]<<" ";
            g<<"\n";
        }
    while (next_permutation(v.begin(),v.end()));

    return 0;

}