Author: Dann Corbit
Date: 13:33:53 07/17/00
Go up one level in this thread
On July 17, 2000 at 16:25:56, KarinsDad wrote: [snip] >One additional thing you can do is shorten the list every time a move is made. Same thing for any capture: Just truncate the list to the current position in that case. Castling is also not reversible. Probably some others. >If a pawn is pushed, for example, then you can drop the list down to one element >(i.e. the root position). > >But to tell you the truth, this mechanism will not work for 3 move reps found >completely in the search, just for the start of 2 move reps where the first >position has already been made. You are going to have to generate each legal move anyway. So from any position, you can know if any of the generated moves is a draw. Something that happens deeply later could be a problem though. Is that what you are talking about?
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