银行模拟系统。链表和链队列（均带头指针）实现，程序中累计客户逗留时间，客户数，银行营业时间等，最终计算客户排队办理时间-Bank analog system. Linked list and chain queue (pointer to take the lead) to achieve, the cumulative customers stay program time, the number of customers, banking hours, the final calculation of customers queuing up processing time