18/07/01 07:17:40.34 r7d01mHF.net
タイプミス修正
What is the least number of persons required if the probability exceeds 0.5 that two or more of them have the same birthday? (Year of birth need not match.)
18/07/01 07:17:40.34 r7d01mHF.net
タイプミス修正
What is the least number of persons required if the probability exceeds 0.5 that two or more of them have the same birthday? (Year of birth need not match.)