take 4 balls as a group, 3 groups - A B C
y3 H) D2 z2 J8 T3 F4 }# ~公仔箱論壇weigh A & B (ex. B heavier)os.tvboxnow.com/ a5 L8 m7 f" Z. f6 @' ?
then weigh B & C (B & C same weight)
K) }8 Z3 m( F公仔箱論壇to find which group has the weight difference and find out is it (A is lighter)
P: V0 g& {+ |; j3 A; f7 ZTVBNOW 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。heavier or lighter
( G, f1 ~ s% ]5 V9 j Z3 |3 j公仔箱論壇then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
- J. `# M% S0 Y3 ?1 emeasure E vs F to find which 1 is lighter.... |