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Subject: Re: ICC participants, do you modify your program? :-)

Author: Robert Hyatt

Date: 10:54:58 02/02/00

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On February 02, 2000 at 07:23:47, Steffen Jakob wrote:

>To all authors of programs which play the ICC tournament. I would like to know
>if you make changes between the rounds.

_no_.  :)


I guess that most amateurs are doing so,
>but the commercial ones don't. I talked to Chrilly Donninger and his opinion is
>that a main difference between the commercial programs and the amateurs is the
>stability, which I think is true. E.g. I had a stupid permanent brain bug which
>made Hossa blunder against Nimzo in the first round in a position which was
>probably won:
>
>[D]6R1/7p/4ppk1/p2p4/3P1B1p/2n1P3/q5PK/1R6 b
>
>The result of the bug was that Hossa played almost immediately with a short
>search, and the move was Kf7. If Hossa would have thought one second about this
>position it would have played Kf5. The problem was that I saw this bug two times
>in the game against Nimzo. The first time it occured he played a good move but
>the second time he ruined his position (and I don't think that I wont get such a
>chance very soon again).
>
>This bug was very ugly, because playing 2 or 3 moves with a very short search in
>a standard game is almost deadly. So I implemented a very quick and dirty
>workaround even before round 2 (there really was not much time) and a much
>better workaround for round 3 + 4.
>
>What about others? Do you avoid any changes or did you also find some serious
>bugs which you try to fix between the rounds.
>
>Best wishes,
>Steffen.



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