easy, one minutes i solve the problem公仔箱論壇7 j% w7 E1 G/ b- `2 d" z
divide into half, mean 6/ 6
6 g! G8 o! w4 c; q5.39.217.77take the heavier 6 ping pong
! v, J; W( z7 s& W% m4 M* Ntvb now,tvbnow,bttvbdivide into 3/3, take the heavier 34 j! K( t1 \% N& V) e 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 |