C Language staff management system

Design a simple staff management system , Implement insert 、 Delete 、 lookup 、 Sorting and other functions . Employee information includes ： Employee number 、 full name 、 Gender 、 date of birth 、 Date of work 、 Education 、 position 、 address 、 Phone and other information .
（1） New employee information ： Insert the new employees into the employee management file in dictionary order by name ;
（2） Delete employee information ： Delete an employee from the employee management file ;
（3） Inquire about ： Query qualified employees ;
（4） modify ： Modify some information of employees ;
（5） Sort ： Sort the employee management documents from small to large according to the employee number ;
（6） Add the sorted employee management documents 、 Delete 、 Change 、 Check operation ;
（7） The above functions are realized through the menu .
The design requirements ：
(1) Input employee information by keyboard , Save as a file . When the program executes, first read the file into memory ;
(2) Friendly and beautiful interface is required , Easy to operate ;
(3) Pay attention to the practicability of the program 、 Security ;

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link ：https://pan.baidu.com/s/1JJs9vbZahUCB6cQvXLgAVg?pwd=1111
Extraction code ：1111