Author: Robert Hyatt
Date: 18:58:33 07/23/00
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On July 23, 2000 at 16:19:55, Larry Griffiths wrote: >Hi Robert, > >Vincent Lejeune posted a message on June 01, 2000 at 5:42:33 >that said to download Crafty and use the 'perft' command to get the >possible moves at 'n' plies. > >The message contained... > >White(1): perft 1 >total moves=20 >White(1): perft 2 >total moves=400 >White(1): perft 3 >total moves=8902 >White(1): perft 4 >total moves=197281 >White(1): perft 5 >total moves=4865609 > >I assumed that this produced all the legal moves at each ply level and was using >it to validate counts in my program. I matched the 197281 until I added >en-passant and now I get 197303 at ply 4. > >Does your perft command do enpassant, castleing etc? > >Larry. Supposedly... but make sure you are using the most recent version as there was a counting bug in older version (say 17.8 or so back)...
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