take 4 balls as a group, 3 groups - A B CTVBNOW 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。5 ~7 w& X6 [( N
weigh A & B (ex. B heavier)
3 W1 }, r* c& a. ?; v: n; `$ Ithen weigh B & C (B & C same weight)
: F4 [7 [- W/ h, \' H+ N公仔箱論壇to find which group has the weight difference and find out is it (A is lighter)3 O# f. J7 `* a/ B. a0 @* `! L
heavier or lighter' p T: _/ z; e( a
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)tvb now,tvbnow,bttvb; X7 U" L5 u9 B0 y: i9 b
measure E vs F to find which 1 is lighter.... |