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); 川输入 friend ostream&operator <(ostream&out, bitSet<T>&R); /输出 private: int setSize; /集合大小N int vectorSize; /位数组大小 unsigned short *bit Vector; /存储集合元素的位数组 9bool 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