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。8 X. q; B% v8 A/ f9 t0 h
$ y- b6 Q1 v) G. x1. put 6 at each side.. take the one side which is heaviertvb now,tvbnow,bttvb Z+ V5 F) O4 y n+ P5 h2 x
2. put 3 at each side.. also take the heavier side
; n5 P" n# l: N V+ G( c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
| 
