easy, one minutes i solve the problem9 b! }0 [ N( j0 u; I' s; ~
divide into half, mean 6/ 6
+ H3 L0 Q1 h. U6 _公仔箱論壇take the heavier 6 ping pong
! `4 m9 F; N6 z% z; i: sdivide into 3/3, take the heavier 3公仔箱論壇- d" n0 C: K, z+ D. Q; N3 B1 B5 x
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 |