12 balls names A B C D E F G H I J K L! ]' X: m/ Y( T; z6 u! M0 H3 r' ^
1St A B C D : E F G H if balance
' ~/ i' p) g# p( l6 J/ Atvb now,tvbnow,bttvb2nd 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 S$ [" Z* C; k7 o3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
# k! n: B, ^% A. N' b: G5.39.217.77L is different |