#include <bits/stdc++.h>

using namespace std;

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

vector <int> a;

int main()
{
    int n;
    fin>>n;
    int i;
    for(i=1; i<=n; i++)
        a.push_back(i);
    do
    {
        /// afisez
        /// x memoreaza pe rand fiecare element din a
        for(auto x : a)
            fout<<x<<" ";
        fout<<"\n";
    }
    while(next_permutation(a.begin(),a.end()));

    return 0;
}