1. 1st divide to half take the heavier out公仔箱論壇' X% x l" D2 s% X/ s: s1 j
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)
4 }9 [8 F% R0 o% `8 ?( ZTVBNOW 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。3. Same method if is not equal on 2nd try. |