12 balls names A B C D E F G H I J K L
6 k0 l. N+ W0 p- ?' a2 i2 a2 B1St A B C D : E F G H if balance
i. r: Z; z2 l! a I L/ Ftvb 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)
: q0 M1 L& ` d U6 ?3 Vtvboxnow.com3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)
3 c6 _ m2 w+ G3 I# \( P. Gtvb now,tvbnow,bttvbL is different |