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。' K: u/ k6 \. R$ g* C
公仔箱論壇$ Q, b4 O% y( ~7 [: _: k! _
1. put 6 at each side.. take the one side which is heavier
2 z: J1 O1 @8 ^. O* s+ G% @! q, g8 D公仔箱論壇2. put 3 at each side.. also take the heavier side
6 n& ~, `. V* ?* l. D, U公仔箱論壇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
| 
