IN C Programming Language...THANKSThe phone numbers of the companies are stored in the phones.txt. The area codes are missing in some of the phone numbers. (A phone number including area code is 10 characters). You will write a program to format phone numbers and add area code if necessary. At the end all the phone numbers will look like the following; (312) 4250204.Write the following functions;readFromFile that reads all the phone numbers from the file phones.txt into a string array. The function should return the number of phones.updateDirectory that takes the string array which keeps the phone numbers and the number of phones in the array as parameters, and updates the phone numbers adding the parentesis and area code (312) where necessary (i.e (312) 4250204).printDirectory that takes the string array which keeps the phone numbers and the number of phones in the array as parameters, and displays the number of phones and the phone list on the screen. phones.txtExample Run:There are 8 phone numbers in the directory(312) 425020431242502042660408(312) 2660408(312) 27485403122748540(312) 365987431236598743123547862(312) 3547862(312) 2660808(312) 290512826608082905128(312) 44215783124421578

Answer :- The functions to readFromFile that reads all the phone numbers from the file phones.txt…

Answered: The phone numbers of the companies are…

EBK JAVA PROGRAMMING

8th Edition

ISBN:9781305480537

Author:FARRELL

Publisher:FARRELL

Chapter16: Graphics

Section: Chapter Questions

Problem 12RQ

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IN C Programming Language...THANKS

The phone numbers of the companies are stored in the phones.txt. The area codes are missing in some of the phone numbers. (A phone number including area code is 10 characters). You will write a program to format phone numbers and add area code if necessary. At the end all the phone numbers will look like the following; (312) 4250204.

Write the following functions;

readFromFile that reads all the phone numbers from the file phones.txt into a string array. The function should return the number of phones.
updateDirectory that takes the string array which keeps the phone numbers and the number of phones in the array as parameters, and updates the phone numbers adding the parentesis and area code (312) where necessary (i.e (312) 4250204).
printDirectory that takes the string array which keeps the phone numbers and the number of phones in the array as parameters, and displays the number of phones and the phone list on the screen.

phones.txt
Example Run:
There are 8 phone numbers in the directory
(312) 4250204
3124250204
2660408
(312) 2660408
(312) 2748540
3122748540
(312) 3659874
3123659874
3123547862
(312) 3547862
(312) 2660808
(312) 2905128
2660808
2905128
(312) 4421578
3124421578

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