put six on each side first
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( ~& f/ A: \, _1 }9 [. T- O/ Sfrom the heavier six, split it to three on each side" }, Q! ~* [" V) _0 N" b4 i1 b
. j* N: |9 ~: O公仔箱論壇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 |