i found the ans in 30 mins but dont know correct or not?, Q0 ]% n3 `( A
ans is too long! but concepts are something like that:tvb now,tvbnow,bttvb: y* o7 V' ?" U& H2 K( ?: a
seprate 4 groups 3 balls in one group! tvb now,tvbnow,bttvb) I9 f! ~9 R n; L# 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!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。; n% w! w1 r, ~6 N
the last part is 1ball vs 1ball! something like that |