答案是A。

來源: 2010-05-05 14:54:36 [舊帖] [給我悄悄話] 本文已被閱讀:

Let Diamond = 1
Heart = 2
Club = 3

The sums of each columns of the squares at corresponding place can consist arithmetic sequences

The sums of each rows of each squares con consist arithmetic sequences

Only A meets the above requirements.