sitsky

take 4 balls as a group, 3 groups - A B C
% @# t$ `* }5 t8 |8 t' yTVBNOW 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6 v! }4 J* k! _0 D; [
then weigh B & C (B & C same weight)公仔箱論壇( ~2 Q; u* P4 O- T- E8 q6 U) _
to find which group has the weight difference and find out is it (A is lighter)公仔箱論壇7 K3 E( X- o8 `: z
heavier or lighter5.39.217.76+ [% I4 h. e7 J
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
$ t" Z* y- k% ^1 `4 r, M! o1 l4 ?公仔箱論壇measure E vs F to find which 1 is lighter....