easy, one minutes i solve the problem
/ a0 v" D; ~( k J( A9 T/ }5.39.217.77:8898divide into half, mean 6/ 65.39.217.77:88989 V+ I) v* l2 J: `. U
take the heavier 6 ping pong
9 k. K8 S* c/ f* e' ~& Zdivide into 3/3, take the heavier 3- E+ g, L1 a/ T8 `9 z
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 |