From: Caleb Clausen <vikkous@...>
Date: 2010-04-25T02:41:33+09:00
Subject: Re: Best way to write this method?

On 4/23/10, steve ross <cwdinfo@gmail.com> wrote:
> def elements_overlap?(a, b)
>  !((b.first > a.last) || (a.first > b.last))
> end

This is on the right track to the right implementation, but it won't
handle this case correctly:
  elements_overlap?(0...2,2..3)  #=>should be false