this is too easy!!
1 D9 ^* B2 C8 N: ~4 d2 Y" ^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。
9 ^# `% ?3 ^4 }6 f5 Q1. put 6 at each side.. take the one side which is heaviertvb now,tvbnow,bttvb( _, e9 O7 k, K# ^
2. put 3 at each side.. also take the heavier sidetvb now,tvbnow,bttvb. N' N |# W3 W2 o0 A3 T6 w; W
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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