Here is a tip.Choose one letter as a start and then you may go clockwise or
anti-clockwise.
For example,if you start at'A',you may get:A,AT,ATE,etc.
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收錄日期: 2021-04-23 23:11:11
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080827000051KK03343