easy, one minutes i solve the problem
, \5 l% M y: ? Y& ?4 y. |- I7 ftvb now,tvbnow,bttvbdivide into half, mean 6/ 6tvb now,tvbnow,bttvb$ A8 @6 U; W- p, U* J' d
take the heavier 6 ping pong
( ?$ `8 F' E& r/ c3 |0 v5 V. A6 Idivide into 3/3, take the heavier 3公仔箱論壇8 q+ _5 ]6 Y1 j. J6 `- |
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 |