this is too easy!!
* }( |* A4 R; D4 E; U, I公仔箱論壇5.39.217.76: z+ Y( Z7 R% T# D: G1 p& v
1. put 6 at each side.. take the one side which is heavier
5 M% u6 {! y j8 o5 F# M/ P2. put 3 at each side.. also take the heavier sideTVBNOW 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。 d4 s! k& Y' J6 N9 n, S- _
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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