Divide the 12 balls into 4 groups of 3's. 5 o" P+ z! h$ N; I2 R' v' y& ftvb now,tvbnow,bttvbWeigh group 1 & 2 + o+ j5 }# M, a0 E: q9 l5 ^2 @then weigh group 2 & 3TVBNOW 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。 ]( g) m4 Z6 U# c
If the results are Equal & Equal, it means the ball with the different weight is in group 4. 1 e% v/ S2 ~* v9 c. jIf the results are Equal & Unequal, it means the ball is in group 3.; O. p, }" U% t% G, e' }# [$ F
If the results are Unequal & Equal, it means the ball is in group 1. ' y5 D I. y/ o# {4 D; \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。If the results are Unequal & Unequal, it means the ball is in group 2.0 v$ f0 h* S3 X
公仔箱論壇( l/ u5 C2 R; \ o
Once you determine the group that contains the ball.7 m9 T2 P3 I; T d9 f6 W
Simply weigh two of the balls
[CASE 2]0 B C! r: x# p
重D果邊叫A組,輕 D果邊叫B組,為方便稱呼,將A組編為A1,A2,A3,A4,B組編為B5,B6,B7,B8,而頭先C組果4個則是正常波。A組重過B組,即異重波可能是在A組[較正常波重]或在B組[較正常波輕],將A1,B5加一個正常波同A2,B6,B7稱,A3,A4,B8放埋一邊。結果有以下三個﹕