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Subject: Re: Maybe a stupid question: Zobrist key

Author: Robert Hyatt

Date: 11:42:12 10/05/03

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On October 05, 2003 at 08:57:27, Edward Seid wrote:

>Would it be ok to use a SIGNED 64-bit integer for a Zobrist key?  I read Bruce
>Moreland's Zobrist key topic and he used UNSIGNED 64-bit in his example.  I'm
>thinking that it really shouldn't matter whether its a signed or unsigned
>integer, as the XOR should work with either right?
>
>Also, is the original 1970 Zobrist paper "A hashing method with applications to
>game playing" or the 1990 reprint in the ICCA Journal available anywhere on the
>the net, hopefully in PDF format?


signed/unsigned doesn't matter for AND/OR/XOR...



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