#include <fstream>
#include <algorithm>
using namespace std;
ifstream in ("permutari.in");
ofstream out ("permutari.out");
int main()
{
    int n;
    in>>n;
    int v[n];
    for (int i=0;i<n;i++)
    {
        v[i]=i+1;
    }
    do
    {
        for (int i=0;i<n;i++)
        {
            out<<v[i]<<' ';
        }
        out<<'\n';
    }while (next_permutation(v,v+n));
    return 0;
}