1st 6 ball --- 6 ball
+ I5 o' K4 @1 n1 m1 z/ O' I$ {tvb now,tvbnow,bttvb2nd, take the heavy side 3 ball --- 3 ball
9 [, `, h9 a( W0 Ythird, take the heavy side, random pick to 1 ball ---- 1 ball% N( [. D6 W7 D' l' G
if which side is heavier, that's the heaveir side# t0 P- n3 u9 ~2 _9 j- Z! u9 X
if they equal , then the other one is the heavy one |