easy, one minutes i solve the problem公仔箱論壇% q, d1 c4 v S
divide into half, mean 6/ 6
! w% A# i9 d" W( Etake the heavier 6 ping pong公仔箱論壇) f& v: O3 g6 }7 C
divide into 3/3, take the heavier 3
% _* M4 ]1 f) l& I/ M9 mtvb now,tvbnow,bttvbtake the the other 3 that have the equal weight, switch each to measure, the most important things is labeling the ping pong so that we can recognize |