12 balls names A B C D E F G H I J K L 2 s# _/ G6 \" e( a1 A0 X P8 \公仔箱論壇1St A B C D : E F G H if balance # P4 Z; V2 t7 |- bwww2.tvboxnow.com2nd 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 Z; w8 y$ |# U$ ~9 t5 Y% T: X, M% o* ^) f3rd A (or either A-J) : K if again balance 3rd I : J (the lighter is different) & h4 b y1 n8 b! W+ y$ Iwww2.tvboxnow.comL is different