i noe de ans cauz 1 do b4 already ^^
+ E* `% `' g9 E$ V3 R+ k# l1st u divide the ball into two group (i group 6 ball)
# C% j, b/ l2 ?1 U. Y$ V Btvb now,tvbnow,bttvbthen 称 them c which side is the heavy ! E. |$ C3 ?- O6 i, p z- d
then 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 " G7 P% |" Q9 L) [; Y
if not balance take the heavy and then
% f) w! v0 x. Gtake the heavy group divided into 2 group i group contain 1 ball than 称 it
) e H F y. I3 r( O* Vtvb now,tvbnow,bttvbthan the heavy ball is the ball u wan |