12 balls names A B C D E F G H I J K L
5 r1 D/ E4 F% H1 c, Z% ]8 Ktvb now,tvbnow,bttvb1St A B C D : E F G H if balance 7 @/ l; {' f" L2 v/ T7 m, D
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)公仔箱論壇# v2 J4 f( m' C+ \$ C
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
+ G9 C8 {! X7 |! |. XL is different |