设计一个时间类TIME，包括时，分，秒等私有数据成员。要求实现时间的基本运算，如一时间加上另一时间，一时间减去另一时间等。-Time to design a type of TIME, including the hours, minutes, seconds and other members of the private data. Achieve the basic requirements of computing time, if a time with another time, another one time, less time.