I mean second Q; We can put 0 for 4 cases.So, the

來源: jinjing 於 2010-09-08 13:10:35 [] [舊帖] [給我悄悄話] 閱讀數 : (19 bytes)
回答: 回複：first Q : 969 second Q:10626 由 guest1000 於 2010-09-08 12:23:06

Answer is the same.

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