银行排号模拟系统，链表与队列结构，模拟等待时间与排队队列信息-The bank the Arranging simulation system, linked list and queue structure to simulate the waiting time and queuing queue information

模拟银行叫号系统C++程序，问题描述：设银行有四个服务窗口，一个等待队列, 每个窗口均可以办理存款、取款、挂失、还贷业务，每种业务所需的服务时间不同。-Simulated bank system, called C++ programs, descr iption of the problem: Let the bank has four service windows, a queue, each window can make deposits, withdrawals, loss, loa