12 balls names A B C D E F G H I J K Ltvb now,tvbnow,bttvb7 r- I) C; W8 T$ `: |" @
1St A B C D : E F G H if balance
. v! o, C9 ]3 b1 b9 f6 g$ W2nd 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)
2 g$ ~* h( {2 U0 H& y% {9 L# R0 }9 Y3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
1 a. O: z' U! A: R7 }7 X公仔箱論壇L is different |