From: Christian von Kleist <cvonkleist@...>
Date: 2007-12-08T06:30:09+09:00
Subject: Re: [QUIZ] Word Loop (#149)

On Dec 7, 2007 3:45 PM, Ruby Quiz <james@grayproductions.net> wrote:
> The three rules of Ruby Quiz:
>
> 1.  Please do not post any solutions or spoiler discussion for this quiz until
> 48 hours have passed from the time on this message.
>
> 2.  Support Ruby Quiz by submitting ideas as often as you can:
>
> http://www.rubyquiz.com/
>
> 3.  Enjoy!
>
> Suggestion:  A [QUIZ] in the subject of emails about the problem helps everyone
> on Ruby Talk follow the discussion.  Please reply to the original quiz message,
> if you can.
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> Here's a fun little challenge from the Educational Computing Organization of
> Ontario.
>
> Given a single word as input try to find a repeated letter inside of it such
> that you can loop the text around and reuse that letter.  For example:
>
>         $ ruby word_loop.rb Mississippi
>          i
>          p
>          p
>         Mis
>          ss
>          si
>
> or:
>
>         $ ruby word_loop.rb Markham
>         Ma
>         ar
>         hk
>
> or:
>
>         $ ruby word_loop.rb yummy
>         yu
>         mm
>
> If a loop cannot be made, your code can just print an error message:
>
>         $ ruby word_loop.rb Dana
>         No loop.
>
>

I read this quiz on the mailing list in GMail and I didn't get this
challenge at first.  Then I realized that you need to imagine the
examples in a fixed-width font.

Just FYI.  :)