easy, one minutes i solve the problem( ^9 s! w' ?% `
divide into half, mean 6/ 6
$ _ X3 D" |/ g: |: \, s- y9 C+ ]take the heavier 6 ping pong7 N, w: G* j1 ]# ?
divide into 3/3, take the heavier 35.39.217.77:8898& M( Z6 o' x, ]9 Z" u, u
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 |