first ot all ,celebrate to two group which have 6 in a group Y" ]' `& r5 F9 J/ J" ]
and then celebrate again to 3 in a group from which more heavier( X0 o8 T+ Z- K* t) f A
lastly, take two ping pongs from the heavier group and put in
% g) S% ]! r8 S, B* H. \$ hwhen there are same quality
$ p; v% Y4 c3 s( R7 _1 jtvb now,tvbnow,bttvbthat's mean the third ping pong is differentwww3.tvboxnow.com& `5 B0 u) |- |' S- b
tvb now,tvbnow,bttvb, k! ?# }) T! R6 D5 u9 i
i got it in 1 minute |