take 4 balls as a group, 3 groups - A B C
! x7 l' Y m2 [! Q6 ?& t. q _% pweigh A & B (ex. B heavier)
& _4 A. Q7 J( [7 W( Q' q1 N3 N8 jwww1.tvboxnow.comthen weigh B & C (B & C same weight)
% J6 p0 \2 P$ Z1 A- F5 F ]公仔箱論壇to find which group has the weight difference and find out is it (A is lighter)公仔箱論壇/ S$ T) T% I$ J, y
heavier or lighter公仔箱論壇5 Y" |+ t( G8 w3 E# a$ _- ?1 S
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
; c/ C0 e% d7 q Z/ O; _* Bwww1.tvboxnow.commeasure E vs F to find which 1 is lighter.... |