Add multiple search extensions

nguyenphuminh / Catto

A working-in-progress, experimental UCI chess engine made for fun :D

https://lichess.org/@/CattoNPM

GNU General Public License v3.0

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Closed nguyenphuminh closed 8 months ago

nguyenphuminh commented 8 months ago

Added check extensions, extend search depth by 1 when king is in check.
Added one reply extensions, extend search depth by 1 when only one move is possible (likely forced).