From: Christian Neukirchen <chneukirchen@...>
Date: 2005-12-15T04:27:08+09:00
Subject: Re: ruby beats them all

"Peter Ertl" <pertl@gmx.org> writes:

> that why I love ruby (and functional languages in general)
>
> def fibonacci(n)
>   a, b = 1, 1
>   n.times do
>     a, b = b, a + b
>   end
>   a
> end

That's not functional...

How about really doing it functional?

def fib(n)
  (1..n-2).inject([1, 1]) { |(a, b), n| [b, a+b] }.last
end

:)

> elegance beats ignorance (ruby vs. java)
-- 
Christian Neukirchen  <chneukirchen@gmail.com>  http://chneukirchen.org