Divide the 12 balls into 4 groups of 3's.tvb now,tvbnow,bttvb- P$ a: `3 u+ F& V* E3 Z, y4 v
Weigh group 1 & 2 p' K( B! Y2 z5 mthen weigh group 2 & 35.39.217.77:88988 h* P; J- H3 q& N( ^
If the results are Equal & Equal, it means the ball with the different weight is in group 4.: ^6 V6 f1 t* w. F; [* L) n+ x
If the results are Equal & Unequal, it means the ball is in group 3.) X6 J/ @: y @
If the results are Unequal & Equal, it means the ball is in group 1.公仔箱論壇" Y; h8 K, I/ K0 {1 B9 G
If the results are Unequal & Unequal, it means the ball is in group 2.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。$ u) N0 N9 y4 j3 t" u! q/ b) L
5.39.217.77:88988 y, A0 b( Y7 |4 u- c) m
Once you determine the group that contains the ball.5.39.217.77:8898) G( C% C# o8 Y* I* n9 F0 O
Simply weigh two of the balls
[CASE 1] : z B. [# ^+ ]6 z5.39.217.77:8898個異重波係C組,即其他A,B組都係正常波,好易搞,將C組其中兩個波同兩個正常波稱,如果重量不同,即所拿去稱的C組兩個波中有異重波,如果相同重量即 C組餘下兩個波中有異重波,再將兩個含異重波的其中一個同一個正常波稱,如果重量不同即拿去稱的就是異重波,如果相同重量即餘下未稱的一個C組波就是異重波。