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1st    6 ball  ---  6 ball
# n, h, X, P2 c) f! F) m( o2nd, take the heavy side  3 ball  --- 3 ball5.39.217.773 y. Q* q' s/ h' X
third,  take the heavy side, random pick to 1 ball ---- 1 ball5.39.217.77  f( I5 i& ?4 r3 O
if which side is heavier, that's the heaveir side公仔箱論壇" D' w/ L8 M) H- k+ S
if they equal , then the other one is the heavy one