take 4 balls as a group, 3 groups - A B C
* e$ ^: l1 k/ x( p1 Q' Ytvb now,tvbnow,bttvbweigh A & B (ex. B heavier)tvb now,tvbnow,bttvb6 H ^7 k5 q L$ H$ m+ B
then weigh B & C (B & C same weight)0 C) z3 g& j3 `9 H1 k) l* D) D
to find which group has the weight difference and find out is it (A is lighter)
+ \; V% o! E/ K% I. G+ Uheavier or lighter5.39.217.76- ~% I8 O: m" ~
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)tvb now,tvbnow,bttvb+ z% x; s$ y6 Z9 x- e8 @
measure E vs F to find which 1 is lighter.... |