1. 1st divide to half take the heavier out $ x5 O7 G1 t9 X8 L2 qTVBNOW 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。2. 2nd take 4 balls out of 5 divide 2 groups to get the heavier out. (if is equal thn the remain is the one u looking for)tvb now,tvbnow,bttvb- D3 u8 J2 a3 G" a, U1 g+ z
3. Same method if is not equal on 2nd try.