first ot all ,celebrate to two group which have 6 in a groupTVBNOW 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。/ p7 s$ e( \' {) }" B) G2 H
and then celebrate again to 3 in a group from which more heavier 5 x# ^* q; X, u ^ U9 n8 Z) glastly, take two ping pongs from the heavier group and put in% M0 p( C& w# L6 ~( l) E" }# C/ v
when there are same quality - B l6 E3 u5 \# w
that's mean the third ping pong is different1 `$ T' U" q0 u% j