put six on each side first
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& o/ a- n4 p3 B* M5.39.217.77from the heavier six, split it to three on each side公仔箱論壇, e* i% K, o, g: f! G
4 w4 d4 ^, r0 G0 I% X; G7 v6 otvb now,tvbnow,bttvbthen 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 |