12 balls names A B C D E F G H I J K Ltvb now,tvbnow,bttvb9 [" E1 k' g5 x$ X7 E3 h
1St A B C D : E F G H if balance 5.39.217.76! q0 s6 P/ d5 y% P+ T4 x2 g0 k
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)9 u# T% X& K( I O$ z4 r
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)5.39.217.76* k$ O! M3 I4 I+ w
L is different |