sitsky

take 4 balls as a group, 3 groups - A B CTVBNOW 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。8 {$ l  v7 U8 g* q
weigh A & B (ex. B heavier)) r% c; k' ~5 U8 i
then weigh B & C (B & C same weight)" u3 \* q% _6 @
to find which group has the weight difference and find out is it (A is lighter)
9 Z1 \. }5 O! p4 \heavier or lighter公仔箱論壇7 q( p8 _* ?, `
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
" Z9 p2 u7 H* B  V0 @" [3 v: stvb now,tvbnow,bttvbmeasure E vs F to find which 1 is lighter....