北邮数据结构课程设计大作业之旅行模拟查询系统。可实现多线程多旅客、中途更改计划、动态显示旅客状态等多个需求。已通过验收。-BUPT curriculum design travel query system simulation of large operations. Multithreading enables passengers to change plans midway, dynamic display multiple demands guest status. It has pa