dustking

i found the ans in 30 mins but dont know correct or not?
6 u$ P: y, L* I" Atvb now,tvbnow,bttvbans is too long! but concepts are something like that:5.39.217.77' |) i1 k  @2 k1 y% E/ B
seprate 4 groups 3 balls in one group! 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。. H8 R3 s. [2 j6 M! ?% I( z- q6 e' U0 n
the important part is the 2nd times which need to find out the fake ball is heavier or lighter by use the normal ball that u find at the first time!公仔箱論壇! i$ Y! Q$ v/ h7 k6 e' I* j
the last part is 1ball vs 1ball! something like that