sitsky

take 4 balls as a group, 3 groups - A B C
6 M8 W- i7 ]/ uweigh A & B (ex. B heavier)tvb now,tvbnow,bttvb7 c2 ^  Z* u$ A( R) d3 S6 o
then weigh B & C (B & C same weight)tvb now,tvbnow,bttvb: D) ?2 _5 v  @' M+ q
to find which group has the weight difference and find out is it (A is lighter)# D# D8 E6 j6 q5 ~1 }7 Z/ n
heavier or lighter
4 k# o6 p9 [( Z% lTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)公仔箱論壇# p" t: \  t7 U. o( \" |( P. `/ y
measure E vs F to find which 1 is lighter....