1.　　设计一个学生类，管理以下信息：学号、姓名、出生日期（包括年月日）、性别、班级、成绩。该类有2个方法：readInfo用于读取其信息，disPlay用于打印信息。编写main函数测试这个学生类，要求输入并打印5个学生信息。-1. To design a student class, managing the following information: student number, name, date of birth (including year, month day), gender, class, performance. This class has two methods: readInfo used to read their information, disPlay for printing information. Main function is to test the students writing class, ask for student information and print 5.