easy, one minutes i solve the problem9 U* w7 `' E) b8 M8 A' K( Y
divide into half, mean 6/ 6
+ ?( ]9 U* k; k5 h" Ttvb now,tvbnow,bttvbtake the heavier 6 ping pong
- @5 C; U3 U, T% C+ `0 [divide into 3/3, take the heavier 3
! _8 {% I- V* e5 U9 V) ?TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。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 |