On Oct 18, 2004, at 9:24 AM, Martin Ankerl wrote:
>> Martinus:  4.32 seconds
>>     Gavin:  8.61 seconds
>>    Warren: 12.81 seconds
>>    Dennis: 80.49 seconds
>
> Now that's interesting, because my emphasis was to make the program as
> simple as possible, I really did not care about any performance
> issues.

I am guessing that it has to do with your reduced number of classes and 
method calls, taking a more procedural approach to the problem.