小謎題 - 推理遊戲
By Doris
at 2008-12-07T14:49
at 2008-12-07T14:49
Table of Contents
12/24要辦交換300元的禮物,那時候想到一個簡單的數學謎題,
就是互相拿到對方禮物的機率是多少?
這題目有點類似一群人之中有生日相同的發生機率。
po上來給大家猜看看:p
--
就是互相拿到對方禮物的機率是多少?
這題目有點類似一群人之中有生日相同的發生機率。
po上來給大家猜看看:p
--
Tags:
推理遊戲
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