Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: WAC018 position and WCrafty-17-12.exe

Author: David Rasmussen

Date: 07:13:44 01/10/01

Go up one level in this thread


On January 09, 2001 at 15:56:16, Robert Hyatt wrote:

>On January 09, 2001 at 13:59:59, Larry Griffiths wrote:
>
>>[D]R7/P4k2/8/8/8/8/r7/6K1 w - -
>>
>>Hopefully this position will show up visually.
>>
>>I have been testing my minmax again and using Crafty's perft command to verify
>>the possible moves at each ply.  I entered this WAC018 position using setboard
>>in crafty.  Crafty and I match until ply 5.
>>
>>Crafty gets...
>>
>>White(1): perft 1
>>total moves=9  time=0.00
>>White(1): perft 2
>>total moves=147  time=0.00
>>White(1): perft 3
>>total moves=2335  time=0.00
>>White(1): perft 4
>>total moves=39892  time=0.03
>>White(1): perft 5
>>total moves=731140  time=0.58
>>White(1):

Exactly what does perft do? How can I implement it in my own program?



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.