利用随机数算法来产生客户，对于客户提出的各种要求和运营的情况对各种业务给予安排和调度，模拟银行的存款、取款业务，客户交易、客户排队等-use random number algorithm to generate customers, For customer's requirements and operation of the right to give all the business arrangements and scheduling, simulation of bank deposits, teller operations, customer transactions, customers queue up