bool subset( bitsets<T>&R);/判this是否R的子集 bool operator=(bitSet<t>& r) /判集合this与R相等 friend istream& operator >>(istream& in, bitset<T>& r) /入 friend ostream& operator <<(ostream& out, bitSet<T>&r) 出 private: int setsize /集合大小 int vector Size. ∥1位数组大小 unsigned short *bit vector /存储集合元素的位数组bool subSet (bitSet<T>& R); //判this是否R的子集 bool operator == (bitSet<T>& R); //判集合this与R相等 friend istream& operator >> (istream& in, bitSet<T>& R); //输入 friend ostream& operator << (ostream& out, bitSet<T>& R); //输出 private: int setSize; //集合大小 int vectorSize; //位数组大小 unsigned short *bitVector; //存储集合元素的位数组 }; 9