公交系统，可以连接数据库，将文本文件中的公交线路解析读取到队列中，然后选择是否将数据保存到mysql数据库中，并可以查询某一条线路。-Bus system, you can connect to the database, the bus lines in a text file parsing to read into the queue, and then choose whether to save data to mysql database and can query one line

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 calculati