take 4 balls as a group, 3 groups - A B C5.39.217.763 B+ f$ s% o8 z+ [( V
weigh A & B (ex. B heavier)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。' M/ X, W# j$ l4 y" {
then weigh B & C (B & C same weight)0 _) B$ D3 J/ K) |5 L( W
to find which group has the weight difference and find out is it (A is lighter)$ u, J7 n' [! _+ \6 W% `$ K
heavier or lightertvb now,tvbnow,bttvb, [0 z% V4 D o1 x
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)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。# Q. X/ ~' m D1 S9 Y3 U! b
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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