#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;

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

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

    vector<int> v(n);
    for(int i = 0; i < n; i++) v[i] = i+1;

    do
    {
        for(auto it: v) out << it << ' ';
        out << '\n';
    }while(next_permutation(v.begin(),v.end()));

    return 0;
}