put six on each side first* A+ E3 f6 v; H. [0 \& w9 o4 l; R
. W. c3 U5 v7 a$ j/ N: ^tvb now,tvbnow,bttvbfrom the heavier six, split it to three on each side公仔箱論壇/ f& h/ c% F" h1 J& N0 N% Y' e
tvb now,tvbnow,bttvb* r+ X$ t G8 d3 b' [* x
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 |