take 4 balls as a group, 3 groups - A B C
- ]2 _- e5 A$ zweigh A & B (ex. B heavier)
' N. |' x- s7 B, ?' b' aTVBNOW 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。then weigh B & C (B & C same weight)
( W. z A- N% C公仔箱論壇to find which group has the weight difference and find out is it (A is lighter)
& e+ ?4 L0 L+ }+ vTVBNOW 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 lightertvb now,tvbnow,bttvb' P0 _$ N( k* O6 G n* d
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)# u" S5 R2 n+ L% z, F4 ]& o4 R$ s9 ?
measure E vs F to find which 1 is lighter.... |