i noe de ans cauz 1 do b4 already ^^公仔箱論壇# {: K2 K5 b( i! _1 X. h
1st u divide the ball into two group (i group 6 ball) 2 N" p8 M- V0 @% xthen 称 them c which side is the heavy ' Y3 J/ [$ [* A# k6 Q3 Q5.39.217.76then use the heavy side divide into 3 group 1group contain 2 ball 称 the 1st n 2nd group if its balance use the 3th group $ U6 g& f [* h# J公仔箱論壇if not balance take the heavy and then 7 S5 Z b7 i- l1 K公仔箱論壇take the heavy group divided into 2 group i group contain 1 ball than 称 it P g1 z( c; I6 P* u: {公仔箱論壇than the heavy ball is the ball u wan