In a recent paper – Birth, Death, Coincidences and Occupancies: Solutions and Applications of Generalized Birthday and Occupancy Problems – Miami University professor of Electrical and Computer ...

Cheryl then tells Albert and Bernard separately the month and the day of her birthday respectively. Albert: I don’t know when Cheryl’s birthday is, but I know that Bernard does not know too. Bernard: ...

Hal and Carol accept an invitation to a house party. Hal sees that there will be 30 people attending the party and says to Carol, “I bet you $100 that at least two people will have the same birthday ...