Divide the 12 balls into 4 groups of 3's.TVBNOW 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。' C7 t6 K7 `, L& h: }! {; `
Weigh group 1 & 25.39.217.77. i F7 a4 I7 o w6 d# I
then weigh group 2 & 3tvb now,tvbnow,bttvb0 k( i4 Z7 a+ V9 u/ k& H- u1 a6 X% p
If the results are Equal & Equal, it means the ball with the different weight is in group 4.5.39.217.775 K4 W& b' b8 K; ?
If the results are Equal & Unequal, it means the ball is in group 3. 8 M) P* l: O. s) h4 K) s5.39.217.77If the results are Unequal & Equal, it means the ball is in group 1.5.39.217.77$ r7 X. u5 A- S# F% T; u/ _7 I
If the results are Unequal & Unequal, it means the ball is in group 2.tvb now,tvbnow,bttvb4 k5 E1 {6 { c
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Once you determine the group that contains the ball.. h6 e+ M4 }# ] ]1 T8 ?
Simply weigh two of the balls