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

using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int main()
{
    int n, v[10];
    f>>n;
    for(int i=1;i<=n;i++)
        v[i]=i;
    do
    {
        for(int i=1;i<=n;i++)
            g<<v[i]<<" ";
        g<<"\n";
    }while(next_permutation(v+1, v+n+1));
    return 0;
}