本项目是对考试报名管理的简单模拟，用控制台选项的选择方式完成下列功能：输入考生信息；输出考生信息；查询考生信息；添加考生信息；修改考生信息；删除考生信息。(This project is a simple simulation of examination registration management. The following functions can be accomplished by selecting console information: input candidate information, export candidate information, inquire information of candidates, add examinee information, modify candidate information, and delete candidate letters.)