1. 1st divide to half take the heavier out公仔箱論壇) w: y: f5 @- E' ]8 w u9 y/ a
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)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。* O# ?1 e5 P6 Z2 \# N# r! b' E& H* i3 D
3. Same method if is not equal on 2nd try.