put six on each side first
9 g$ K4 ~7 ?& b) C公仔箱論壇tvb now,tvbnow,bttvb8 |# C4 L& k+ D5 p2 Z
from the heavier six, split it to three on each sidetvb now,tvbnow,bttvb- M! |/ q: T% J
tvb now,tvbnow,bttvb8 T0 P, X4 R6 A$ E
then there is three left, put one on each side, if one is heavier then that is it, if they are balanced then last one is heavy one |