> When iterating through pairs, if the str is "abcde", the "ab", "cd",
> "e" will be allowed? (the "e" is a single letter).
> The same above and "ab", "cde" will be allowed ? ("cde" is triple and
> we began with a pair "ab").
>
> Best regards,
> Abinoam Jr.

Dear Abinoam,

You are correct in saying singles will not be allowed.  For 'abcde' your
combinations will be ab, cde, or abc, de, and nothing else.

Regards

-- 
Posted via http://www.ruby-forum.com/.