Computer Chess Club Archives




Subject: Re: Detecting Draws using a Small Hash Table?

Author: Antonio Dieguez

Date: 17:16:42 02/21/02

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On February 21, 2002 at 08:49:58, Sune Fischer wrote:

>BTW: are you using a UnMakeMove function or do you use a backup?
>I do a backup, seems both faster and simpler than to unmake the move, I'm a
>little confused as to why some would unmake.

because unmake is faster for them.

when I implemented an unmake instead of using a backup I got a speed up of 20%.
I wish it were the other way but my ugly unmake is just faster for me.


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