From: Ronnie Aa <lists@...>
Date: 2012-04-12T20:54:52+09:00
Subject: Re: ruby v.1.8.6. Expand array class, make combinations

>
> 0.upto posmax do |i|
>   (i + 1).upto posmax do |j|
>      newarr << [self[i], self[j]]
>   end
> end

To advanced for newbie!! :)  Thnx for your help!

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