12 balls names A B C D E F G H I J K Ltvb now,tvbnow,bttvb2 ]2 v8 ~& O! H1 y, E' J
1St A B C D : E F G H if balance
+ k1 S. B, R' r' e4 ^5 {, c公仔箱論壇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)% K4 P+ a. r, t4 B: Q5 O
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
, H2 q5 g4 I. |+ I+ G v1 }公仔箱論壇L is different |