4. (Check SSN) Write a program that prompts the user to enter a Social Security number in the format DDD-DD-DDDD, where D is a digit. Your program should check whether the input is valid. Here are sample runs: Enter a SSN: 232-23-5435 -Enter 232-23-5435 is a valid social security number Enter a SSN: 23-23-5435 JEnter 23-23-5435 is an invalid social security number

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Object-Orineted Programming [Using Java Language]

4. (Check SSN) Write a program that prompts the user to enter a Social Security
number in the format DDD-DD-DDDD, where D is a digit. Your program should
check whether the input is valid. Here are sample runs:
Enter a SSN: 232-23-5435
JEnter
232-23-5435 is a valid social security number
Enter a SSN: 23-23-5435
JEnter
23-23-5435 is an invalid social security number
Transcribed Image Text:4. (Check SSN) Write a program that prompts the user to enter a Social Security number in the format DDD-DD-DDDD, where D is a digit. Your program should check whether the input is valid. Here are sample runs: Enter a SSN: 232-23-5435 JEnter 232-23-5435 is a valid social security number Enter a SSN: 23-23-5435 JEnter 23-23-5435 is an invalid social security number
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