（1）设计一个的菜单将在实现的功能显示出来，并有选择提示

（2）教师的基本信息包括编号、职工分类（\"行政人员\",\"教师\",\"一般员工\",\"退休人员\",\"返聘人员\",\"临时工\"）、性别、年龄，职务（\"无\",\"科级\",\"处级\",\"地级\"） 、职称（\"无\",\"初级\",\"中级\",\"高级\"） 、政治面貌（\"群众\",\"中共党员\",\"民主党派\"）、学历（\"中专\",\"大专\",\"大学\",\"硕士\",\"博士\"）

（3）信息的输入输出能够重载输入与输出操作符

（4）能够实现教职工信息增加、删除、修改、查找。

（5）能够统计在职人员、中共党员、女教职工、高职称、高学历的人数。

（6）要求有错误提示功能，例如输入日期，输入错误提示重新输入



-(1) design a menu of the functions in 1999. and suggest options (2) teacher's basic information, including numbers of workers Classification ( "executive officers", "Teacher", "general staff", "retirement", "and returning", "temporary"), sex, age, job ( "no", "science class" and "level," "ground level"), title ( "no", "junior", "intermediate", "senior") political landscape (the "masses", "Communist Party", "democratic parties"), education ( "secondary" and "tertiary" "University", "Master" "Dr.") (3) information input and output to input and output Heavy operator (4) ca