12 balls names A B C D E F G H I J K L" V; [4 i$ N5 I
1St A B C D : E F G H if balance 公仔箱論壇8 b0 ~2 ^2 S+ h2 h) V8 t: U
2nd A B (or either 2 of A-H) : I J if again balance if A B > I J (implies the different is light ball is I or J)www3.tvboxnow.com1 a, a. R9 q$ g {8 Z6 Z
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different) . a/ g8 l2 M$ G# y' G, Twww3.tvboxnow.comL is different