From: Luke Cowell <lcowell@...>
Date: 2009-05-21T00:28:39+09:00
Subject: Re: Encyclopedia Construction (#205)

I updated my solution too. No real improvements to the algorithm, but 
the code is more 'rubyish'. For good or bad, I found it useful to 
subclass Array.

http://www.pastie.org/484220

Luke
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