easy, one minutes i solve the problem
5 d& ^# |& A% w; q" @tvboxnow.comdivide into half, mean 6/ 6
7 G; s% f# C; n! vtvboxnow.comtake the heavier 6 ping pong% r* w8 m6 [0 r( u4 ~
divide into 3/3, take the heavier 33 Y I. L) l; e
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 |