first ot all ,celebrate to two group which have 6 in a group9 w* |% M5 R: T0 d2 g" W
and then celebrate again to 3 in a group from which more heavier5.39.217.77:8898% B8 Y4 }( [/ d# R
lastly, take two ping pongs from the heavier group and put in
' r$ \4 x/ |8 r$ |' o Awhen there are same quality
% h1 V/ [3 i& P/ u/ u) q6 j9 z公仔箱論壇that's mean the third ping pong is different
- y1 |/ w; C% ]- Gtvb now,tvbnow,bttvb( y. {/ L. V; t( k- s
i got it in 1 minute |