12 balls names A B C D E F G H I J K L
3 d# |1 I% T3 R, L1 C4 q4 N5 G, \tvb now,tvbnow,bttvb1St A B C D : E F G H if balance tvb now,tvbnow,bttvb- ]; B3 z3 `- p) G+ n. M
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)
8 S8 L# j: G* J, D4 U) W5 Q& \公仔箱論壇3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
3 v# S) G( P- u, `& mtvb now,tvbnow,bttvbL is different |