first ot all ,celebrate to two group which have 6 in a group
- @+ Z# f% F$ k% ^6 BTVBNOW 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。and then celebrate again to 3 in a group from which more heavier9 [5 A5 i# H2 q$ u
lastly, take two ping pongs from the heavier group and put in
! W% y" q% |, _* kwhen there are same quality 6 }6 D. h# z( y' |: n2 x- Y
that's mean the third ping pong is differenttvb now,tvbnow,bttvb4 k) v8 o$ _5 j8 k& c
tvb now,tvbnow,bttvb8 E# j; ~, f ?3 v9 O6 s
i got it in 1 minute |