From: Alex Young <alex@...>
Date: 2006-08-08T01:04:07+09:00
Subject: Re: nextPowerOf2(n)

Robert Klemme wrote:
<snip>
> Did we have this solution already?
> 
> class Integer
>   def next_power
>     x = self
>     c = 0
> 
>     until x == 0
>       x >>= 1
>       c += 1
>     end
> 
>     1 << c
>   end
> end
Neat, but hits an infinite loop for negative x.  Then again, that wasn't 
part of the original problem...

-- 
Alex