The Penny Problem That Breaks Your Brain

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(via Vsauce2) Your mind is a massive collection of information, patterns, trivia, algorithms, and more -- and you have absolutely no idea how or when any of it is going to be useful. If you’ve got 50 stacks of 50 pennies, and you know one of those stacks is fake, do you have all the knowledge you need to find the most efficient measurement to find it?



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