哪位數學高手可以把排列組合言簡意賅講的讓我頭不暈阿

來源: 陶陶樂,樂陶陶於 2010-07-10 12:50:27 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

每次看到排列組合的題目,我腦袋裏麵先要暈上10幾秒,

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