[Tutor] Sequences of letter

[Patrick Sabin]

> So far this is what I have:
> letras = 
> ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","x","y","z"]
> letra1 = 0
> letra2 = 0
> letra3 = 0
> for i in letras:
>     for j in letras:
>         for k in letras:
>             print letras[letra1]+letras[letra2]+letras[letra3]
>             letra3=letra3+1
>     letra2=letra2+1        
> letra1=letra1+1
> 
> It goes all the way to aaz and then it gives me this error
> Traceback (most recent call last):
>  File "/home/administrador/programacion/python/letras2.py", line 8, in 
> <module>
> print letras[letra1]+letras[letra2]+letras[letra3]
> IndexError: list index out of range

You should consider resetting the letra-variables before each loop (not 
before every loop).

- Patrick