easy, one minutes i solve the problem) }. N) K. ^& Z) m# Z( N( f
divide into half, mean 6/ 6
* n1 W' O9 Y; y8 U2 T- h+ Etvb now,tvbnow,bttvbtake the heavier 6 ping pong
0 U! Q" N$ ?$ H) I9 ?9 @8 O. L公仔箱論壇divide into 3/3, take the heavier 3tvb now,tvbnow,bttvb+ \4 ^5 ]' g8 K" P& [# @8 v
take 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 |