this is too easy!!
4 u& u9 l D6 L% @6 w1 U$ E L
! K* b& X6 x. [$ L2 m8 B+ C1. put 6 at each side.. take the one side which is heavierTVBNOW 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 ?# |- X5 t% g+ O
2. put 3 at each side.. also take the heavier side
/ f: }/ B4 P7 x; l+ u' R. ]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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