12 balls names A B C D E F G H I J K L公仔箱論壇/ E! y, E' y! D) a. [9 P
1St A B C D : E F G H if balance . B. ]% n3 K$ n* V( T
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)% M! n$ v8 V, v$ G: ~
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)tvb now,tvbnow,bttvb( M4 o( N6 e* ~( R9 K" H
L is different |