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Subject: Re: perft(2) -> 420

Author: Matthias Gemuh

Date: 14:08:51 02/22/06

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>
>At http://www.albert.nu/programs/sharper/perft.htm, the author
>says he has verified perft(up to 10) with a variety of engines as:
>
>Initial position rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
>Depth	Perft value
>1	20
>2	400
>3	8902
>4	197281
>5	4865609
>6	119060324
>7	3195901860
>8	84998978956
>9	2439530234167
>10	69352859712417
>
>So it is in disagreement for 3 with 9322.
>
>When I run my perft(up to 5), I get
>
>1 20
>2 420
>3 9322
>4 206603
>5 5072212
>
>So now I am more confused. What's right? Who's wrong?
>
>--Stuart


Congratulations ! Your perfts are OK.

Matthias.



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