Find a program for managing friend information and provide users with the function of adding, deleting, and modifying. Design a program for managing friend information. Store friend information (age, name, phone number) in MyFrd. in dat, the information is read from the file and displayed, and can be queried by name (the input can be simplified as required, for example, only the last name can be entered), the query information output screen. You can also add, delete, and modify data to users. ------ Solution --------- seek a program for managing friend information and provide users with the function of adding, deleting, and modifying.
Design a program for managing friend information. Store friend information (age, name, phone number) in MyFrd. in dat, the information is read from the file and displayed, and can be queried by name (the input can be simplified as required, for example, only the last name can be entered), the query information output screen. You can also add, delete, and modify data to users.
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Classic curd .......
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