[理工] 離散數學 排列機率
What's the minimum number of people such that the
probability that two of them were born on the same
day of the week at least 80?
它答案寫五
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08/27 03:43, , 1F
08/27 03:43, 1F
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08/27 03:43, , 2F
08/27 03:43, 2F
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08/27 03:43, , 3F
08/27 03:43, 3F
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08/27 03:54, , 4F
08/27 03:54, 4F
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08/27 03:55, , 5F
08/27 03:55, 5F
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08/27 03:55, , 6F
08/27 03:55, 6F
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09/01 18:58, , 7F
09/01 18:58, 7F