i noe de ans cauz 1 do b4 already ^^$ a+ d! }: D( t
1st u divide the ball into two group (i group 6 ball), M3 ^$ U, l' X# N6 D
then 称 them c which side is the heavy
) K9 J5 h E* r" mthen 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
# W7 c/ x7 m+ R$ D. @公仔箱論壇if not balance take the heavy and then
# X- `& A8 L8 g/ N- q8 z itake the heavy group divided into 2 group i group contain 1 ball than 称 it
1 L8 z5 z0 p9 v/ xthan the heavy ball is the ball u wan |