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Subject: Re: Minimum Number of Bytes - encode castling within kings coordinates

Author: KarinsDad

Date: 05:52:01 12/24/03

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On December 24, 2003 at 03:14:14, Russell Reagan wrote:

>This portion below can be encoded using no more than 88-bits, assuming no
>captures or promotions (even with some odd promotions I tried, it still equals
>88-bits, since there must be a capture in order for there to be a promotion).
>That would give us a total of 166 bits. Somehow Reinhard is able to do this in
>81-bits. If that is correct, then we should be able to represent the position in
>159 bits.
>

Yup. Actually, there can be 3 promotions for every pawn capture.

And in fact, it can be consistently encoded using less than 88 bits, but 81?

I can't wait to see that. ;)

In the meantime, Happy Holidays, I'm off to the airport and vacation.

KD



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