easy, one minutes i solve the problem4 w2 Q' H7 v7 ~' P) c
divide into half, mean 6/ 6tvb now,tvbnow,bttvb- O6 D" N! R' m6 D: `; B
take the heavier 6 ping pong' L: M7 w8 V: P
divide into 3/3, take the heavier 3
! C- w$ U: b% \5.39.217.77:8898take 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 |