写一个学生类,包括姓名,学号,成绩,构造函数,写一个管理员类,包括账号,密码,成定义一个学生类，成员包括学号，姓名，性别，班级，成绩。输入学生信息，使用构造函数初始化。输出学生信#defineNAME_LEN20classCStudent{public:CStudent(){memset(m_szName,'\0',NAME_LEN);m_nGender=static_cast<int>(UNKNOW);m_nClass=0;m_nGrade=0;}CStudent(constchar*pName,constintnGender,constintnClass,constintnGrade){assert(pName);memset(m_szName,'\0',NAME_LEN);strcpy(m_szName,pName);m_nGender=nGender;m_nClass=nClass;m_nGrade=nGrade;}voidprint_student(){//...}virtual~CStudent(){}private:enum{UNKNOW=0,MALE,FEMALE,};charm_szName[NAME_LEN];intm_nGender;intm_nClass;intm_nGrade;};intmain(intargc,char*argv[]){//...return0;}