> Try inserting each input into a sorted array.

Mmmm... I'm not quite following? Wouldn't I have to use the "sort"
method if I did that?


> Maybe use a regex to check for any lowercase letters. Instead of:
> if r == r.downcase or r == r.capitalize
> use:
> if r =~ /[a-z]/
>
> Jeremy

I would but, he has yet to talk about REGEX at that point in the
tutorial and I feel like I would be cheating :)