Inefficient code - Solutions

[Alex Tweedly]

Richard Gaskin wrote:
> I have nothing to contribute to this thread other than to say thanks.
>
> It's these types of discussions that make this list so valuable, in 
> which all of us get a change to explore different algorithms and learn 
> a lot along the way.
>
> I've been expecting Alex Tweedly to jump in with some clever use of 
> arrays for an order-of-magnitude speed increase, as he's done so many 
> times before. :)
>
:-)

I'm on holiday - otherwise I'd be trying to contribute something to this 
interesting task.
Hmmm - now I need to find a way to use arrays ...

-- Alex.