put six on each side first, L7 S1 _8 v# [1 N3 m
" w3 a: I; {* j公仔箱論壇from the heavier six, split it to three on each side公仔箱論壇5 A& z' N. x1 c' n
+ r% F$ B4 J8 S; W9 v9 F# r) i
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 |