1. 1st divide to half take the heavier outwww2.tvboxnow.com- \+ I5 S0 Z1 @# p; @7 H% K+ f9 ]
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。% h7 T$ i9 R/ c4 Q" `
3. Same method if is not equal on 2nd try.