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The logician Raymond Smullyan wrote many books full of logic puzzles, this one being the most well known: https://en.wikipedia.org/wiki/To_Mock_a_Mockingbird h
by 3131s 8y ago
The logician Raymond Smullyan wrote many books full of logic puzzles, this one being the most well known:
https://en.wikipedia.org/wiki/To_Mock_a_Mockingbird https://en.wikipedia.org/wiki/To_Mock_a_Mockingbird