easy, one minutes i solve the problem
+ A+ O! f8 u) i5 Ydivide into half, mean 6/ 61 V! }) J! Y# c0 S4 b# P/ ?
take the heavier 6 ping pong公仔箱論壇1 ~; Y9 r) }$ F
divide into 3/3, take the heavier 3
7 A8 Z, t% P. y3 _4 R8 q6 Rtvb 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 |