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Best Truth Teller

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Best 1 Knights and Knaves

Knights and Knaves is a class of logic puzzles set on a fictional island where knights always tell the truth and knaves always lie, formalized by logician Raymond Smullyan in his 1978 book What Is the Name of This Book?

2 The Hardest Logic Puzzle Ever

The Hardest Logic Puzzle Ever is a three-god problem formulated by philosopher George Boolos in 1996, requiring identification of gods who answer in an unknown language with yes/no responses meaning True, False, or Random.

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