take 4 balls as a group, 3 groups - A B C
# r9 r+ b7 E4 K. U1 @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。weigh A & B (ex. B heavier)公仔箱論壇, R" M" C0 ]8 \% h7 \# s
then weigh B & C (B & C same weight)
* H7 l% i. u7 T8 @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。to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb$ I5 j0 z u v
heavier or lighterwww1.tvboxnow.com' S7 |$ p5 q% c5 P" q q
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter) t. q4 r. h4 M6 P1 J' G$ v
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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