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<int-e> learn 8/8/8/8/8/8/8/8 is an empty chess board in FEN notation.
author HackBot
date Sat, 30 Dec 2017 16:57:14 +0000
parents c4883df120b5
children
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sed "s/./ &/g;s/.*/20k0&p/" <<< "$*" | dc