this is too easy!!TVBNOW 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。' y' A; [8 w. y0 W0 b
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1. put 6 at each side.. take the one side which is heavier
; b1 e( V) O1 s1 ?( S/ E) ~公仔箱論壇2. put 3 at each side.. also take the heavier sidetvb now,tvbnow,bttvb! _' ^; D6 Q4 \7 a5 y' V- B
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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