"I don't know the numbers": a math puzzle · CaffeinspirationI saw a math puzzle the other day on Hacker News. It reads as follows: Two numbers are chosen randomly, both are positive integers smaller than 100. Sandy is told the sum of the numbers, while Peter is told the product of the numbers. Then, this dialog occurs between Sandy and Peter: Peter: I don’t know the numbers. Sandy: I don’t know the numbers. Peter: I don’t know the numbers. Sandy: I don’t k
