easy, one minutes i solve the problem
2 H3 N/ f8 Q8 w0 i0 `公仔箱論壇divide into half, mean 6/ 6
7 k: \8 z1 w2 _4 @ W, ~; `tvb now,tvbnow,bttvbtake the heavier 6 ping pong, _' s8 R' ?4 n# W% Q% A: `0 b6 C
divide into 3/3, take the heavier 3
) i0 K) x! @4 k1 h. b* B9 c \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 |