If there are 6,392 students at Stack Exchange College. What is the minimum number that must share the same birthday (month & day) each year, given that one such birthday is February 29?
2026-04-01 14:45:20.1775054720
What is the minimum number that must share the same birthday (month & day) each year, given that one such birthday is February 29?
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Now I'm not entirely sure i'm answering your question correctly but just compute 6392/366 and round down to 17. Unless you are asking for the expected value in which case this is incorrect.