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。- h& H% { W/ g9 [
8 P% B. Y9 ?* ]5 T; y1. put 6 at each side.. take the one side which is heavier
6 [+ W) x7 ^' S. a0 W公仔箱論壇2. put 3 at each side.. also take the heavier side公仔箱論壇' N8 X# o. V; }) ] i+ L: ^
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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