On Jan 5, 2006, at 5:37 AM, Ruby Quiz wrote:

> My thanks to the many, many participants that generated great  
> solutions and
> discussion, especially all you new guys!  I also need to thank the  
> quiz creator
> who was very involved in the discussion and gave me a bunch of tips  
> for this
> summary.

I think that the purely binary pattern/bit-twiddling based solutions  
should at least get an honorable mention.

Great quiz!

--Steve