sitsky

take 4 balls as a group, 3 groups - A B C5.39.217.76  i( v9 Q- f" ?' m5 Z1 e
weigh A & B (ex. B heavier)
. g  L" d3 z1 q+ `- c$ Y0 b( RTVBNOW 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 weigh B & C (B & C same weight)tvb now,tvbnow,bttvb5 Y; ]. R6 G' ~  |* P5 R
to find which group has the weight difference and find out is it (A is lighter)
; h8 Y. l& B* b: y/ rheavier or lighter公仔箱論壇* T. j0 e$ k* O# e
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)公仔箱論壇3 Q3 ~" F, T. Y% t3 c# m) y0 a
measure E vs F to find which 1 is lighter....