this is too easy!!
/ ~% f- P7 Z2 Y3 Z3 yTVBNOW 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。% j U* s, w' Z5 w7 w7 i, h: w5 }
1. put 6 at each side.. take the one side which is heavier. U9 H4 @9 c, y# \
2. put 3 at each side.. also take the heavier side公仔箱論壇' g" M" F& L! M& O
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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