Primer commit.
Segundo commit.
Ahora si funciona FE-C3.py. pwr=1 antes pwr=3
Just polishing the working one.
Nested For loop with range function, explained in book.
Added two new For loops: Cube and String Iterate.
Added two new For loops: Cube and String Iterate that works.
 +=; -=; *=; Explication code (PlusEqual_MenusEqual_timesEqual)