this is too easy!!
' s6 F5 C8 u. DTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。1 K: Q G( g; e0 N
1. put 6 at each side.. take the one side which is heavier
$ p. @7 r8 R) V7 D- c3 etvb now,tvbnow,bttvb2. put 3 at each side.. also take the heavier side2 l- B4 l& @. P, o
3. put 1 at each side.. if the weight balance then the one not put inside is the heavy ball.. else the side which is heavier is the heavier ball.. |
發表於 2009-1-7 05:31 AM
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