easy, one minutes i solve the problem
! x1 a$ |2 t4 f4 c" s+ Cdivide into half, mean 6/ 65.39.217.77:88986 u' L( U2 L+ G. `. ~ G
take the heavier 6 ping pongtvb now,tvbnow,bttvb) {4 i4 a7 n$ r2 E( ]% L& |
divide into 3/3, take the heavier 3. T( Z( s E$ [6 g$ _
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 |