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Subject: Re: Amateur Programs in WMCCC 2000

Author: Pete Galati

Date: 21:17:32 08/25/00

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On August 25, 2000 at 23:15:44, Christophe Theron wrote:

>On August 25, 2000 at 15:15:52, Pete Galati wrote:
>
>>On August 25, 2000 at 15:05:17, Christophe Theron wrote:
>>
>>>On August 25, 2000 at 15:00:51, Mark Loftus wrote:
>>>
>>>>I think ZChess and SOS made a good showing in this tournament, very good for the
>>>>amateurs playing with the big boys.  I had never heard of Paque Expert before, I
>>>>think that must be an amateur.  I think a recent version of Little Goliath 2000
>>>>would have been very competitive here, obviously I was a little disappointed in
>>>>Crafty but I think Bob will have a better book worked out for the next time.
>>>>Does anyone know the versions of the programs that played in this WMCCC?
>>>>
>>>>Mark
>>>
>>>
>>>
>>>The version of Chess Tiger playing in the WMCCC 2000 is 12.9
>>>
>>>It will be further improved before we release it as the commercial engine
>>>"Rebel-Tiger II".
>>>
>>>
>>>    Christophe
>>
>>12.9?  When you compete in a tournament like WMCCC, are you useing a Dos Tiger?
>>
>>Pete
>
>
>Yes. We had to do that as the DLL interface has changed and so we could not use
>the graphical interface without first adapting it.
>
>The result is that we have used a version of Tiger that is slightly slower as
>the one that runs under the Windows interface. I'm using an old DOS GCC (2.7.2),
>and it produces slightly slower code than Visual C and the new GCC, which is now
>optimized for Pentium-class processors.
>
>I have focused so much in improving the engine that I did not even took the time
>to install the new GCC compiler! :)

I never took the time to find out what they changed with it.  It probably
wouldn't mean anything to me if I found out anyhow.  It probably wasn't a
problem using the old version.

>
>In practice the difference in speed does not matter much in such a tournament.
>It must be only 5-10% slower.
>
>
>
>    Christophe

Tiger did very well.  I don't think being slightly slower hurt you really.  So
you loose a search depth here and there, but I think allot of the time the next
search depth comes up with the same move anyhow.

Pete



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