The Hardest Logic Puzzle Ever...
There's a classic logic puzzle in which a person m... ...mine which path is the safe one. Mathematician Raymond Smullyan has added another dimension to this puzzle. See... ...annot remember. Link via Marginal Revolution | Raymond Smullyan UPDATE 3/18/10: Here's the solution.
https://www.neatorama.com/2010/03/17/the-hardest-logic-puzzle-ever/
