12 balls names A B C D E F G H I J K L) P0 h& g, @$ O) {; E+ |4 W
1St A B C D : E F G H if balance
7 [9 P; `/ j7 @) [! r7 I# F, Qtvb 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)5.39.217.77:88989 P$ i% D5 A- ^! B9 T
3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different)& o; U9 |" r) \! X/ u! ^, Y
L is different |