From: Robert Klemme <shortcutter@...>
Date: 2013-02-27T07:10:20+09:00
Subject: Re: Please, help (GCD) greatest common divisor.

On Tue, Feb 26, 2013 at 9:39 PM, Henry Maddocks <hmaddocks@me.com> wrote:
>
> On 27/02/2013, at 7:48 AM, Bartosz Dziewoński <matma.rex@gmail.com> wrote:
>
>> Best I could do on short notice:
>>
>> gcd=->(_){_.sort_by(&:-@).inject{|p,q|q.nonzero?&&gcd[[q,p-q]]||--p}}
>> $/=' ';gets;puts gcd[[$_,gets].map &(method :Integer)]
>
> LOL

Yes, it's beatiful!  Thank you Bartosz!  Even the most obvious
spoonfeeding thread can turn into beauty and art.  Isn't that amazing?

Cheers

robert

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