Computer Chess Club Archives




Subject: Re: Differences between 0x88 ,10x12 and Bitboards!?

Author: Gian-Carlo Pascutto

Date: 13:23:30 11/19/02

Go up one level in this thread

On November 19, 2002 at 16:14:06, Russell Reagan wrote:

>On November 19, 2002 at 15:57:05, Gian-Carlo Pascutto wrote:
>>Then your argument is based on a worst-case situation, which
>>makes it worthless IMHO.
>Did you read my post? I didn't say it would take 8 iterations, but I did say
>that it would take 4 iterations on average. I take the best case scenario for
>you, which is 1 iteration, and then I take the worst case scenario for you,
>which is 8 iterations, I average them, get 4.5 iterations, give you the benefit
>of the doubt and call it 4 itertions, and you still say that I'm basing my
>argument on a worst case situation? Please explain.

You can't average a best case and a worst case and call that the
'average' case.

In general, knowing if a piece is on a file, is 1 memory load and
1 test for me. My worst case may be 8, my average case is *1*.


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