12 balls names A B C D E F G H I J K L/ q- B5 ]: w! O+ |4 N% a
1St A B C D : E F G H if balance 5.39.217.77& j$ ], N/ Q$ o3 z- C( z8 n, f$ G. d! O
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)& h$ i2 C! \4 Y
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
) v4 o! h3 V) i, Y3 l7 W- F' ?& e5.39.217.77L is different |