I misread the question. I think KangMM has the right answer.

來源: yma16 於 2011-07-23 12:03:39 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)
回答: For cma's question 由 yma16 於 2011-07-23 10:19:59

所有跟帖： 

• MM has the right answer for 5 is repeated root, Mine is for real -jinjing- ♀ 給 jinjing 發送悄悄話 (0 bytes) () 07/25/2011 postreply 10:04:51

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