take 4 balls as a group, 3 groups - A B C
7 u/ j5 L/ g- z- Y% o; [5.39.217.77:8898weigh A & B (ex. B heavier)
4 S* l4 O2 l5 e m' I( L5 Athen weigh B & C (B & C same weight)
6 ]! g# L0 g: D) T- e" B2 I* x5.39.217.77:8898to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb" A1 e* j& W0 R) ` A: |
heavier or lighter
- n; S. Y$ c+ g% Q$ Z5 A公仔箱論壇then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)4 `* B# O/ g8 H% }9 O) ] Z
measure E vs F to find which 1 is lighter.... |