Please help me I only got 2 day left to do it before it's too late
It is assumed that a person is characterized by the surname, the first name and his telephone. Our objective is to create a telephone directory, we can define a person structure that contains two character string variables and a integer variable for phone numbers. 1. Write a function voidadd_person (FILE *rep) that enters a person and add it at the end of the file passed as a parameter 2. Write a function voiddisplay_person_set (FILE *rep) that displays the file content 3. Write a function voidfind_person_number (FILE *dir, char *name) that allows to find the telephone number of a person given in parameter 4. Write a function voidchanger_person_number (FILE *dir, char *name) which allows to change the phone number of a given person in parameter 5. Write a voidmenu(FILE *rep) function that asks for the operation to perform: add a person, display the contents of the directory, find a number or leave the program 6. Write the main program
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