Divide the 12 balls into 4 groups of 3's.tvb now,tvbnow,bttvb0 c6 s0 U- s% |4 l0 m- ?3 U% ?
Weigh group 1 & 2
3 a+ |) e# |7 Y; e9 a5.39.217.76then weigh group 2 & 3
, _ E1 O5 E2 M: G5.39.217.76If the results are Equal & Equal, it means the ball with the different weight is in group 4.
* J; }) E4 k& \" _8 e公仔箱論壇If the results are Equal & Unequal, it means the ball is in group 3.tvb now,tvbnow,bttvb, {. H/ [! G2 j0 h# q$ ] R8 K
If the results are Unequal & Equal, it means the ball is in group 1.
! e2 ]& L2 k5 b I, pTVBNOW 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。If the results are Unequal & Unequal, it means the ball is in group 2.
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& J0 B' b# ?6 L: q. G5.39.217.76Once you determine the group that contains the ball.公仔箱論壇5 f+ e5 j9 i" G# Y$ ]" s: l
Simply weigh two of the balls |