3 hatsLevel pending
There are 3 friends in a line. Adam, Bob and Charlie. They are each given a hat to wear and they are either white or black. They don't know which hat they are wearing but not everyone can wear white. Adam can see Bob and Charlie, Bob can see Charlie and Charlie is blindfolded they each are asked in order if they know what color hat they're wearing. The answers were,
What color was Charlie's hat?