#include<iostream>
#include<fstream>
#include<vector>
#include<algorithm>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int main ()
{
    int n;
    fin>>n;
    vector <int> a;
    for (int i=1;i<=n;i++)
    {
        a.push_back(i);
    }
    do {
        for (int i=0;i<n;i++)
        {
            fout<<a[i]<<" ";
        }
        fout<<"\n";
    }
    while (next_permutation(a.begin(),a.end()));
}