Validate the domain
Given a webpage domain like www.profound.academy or google.com or www.brilliant.org, your task is to validate it. Make sure that the domain is actually written correctly. The rules of a domain name:
It can start with
www.or it can have nothing in the beginningIt should have a name that only has Latin letters (like profound or google)
It should end with any of
.com,.org, or.academy
The input contains a single string - the domain.
The program should print Valid in case the domain is valid and Invalid in case it isn’t.
Input | Output |
|---|---|
profound.academy | Valid |
google.co | Invalid |
w.google.com | Invalid |
www.google.com | Valid |
Constraints
Time limit: 2 seconds
Memory limit: 512 MB
Output limit: 1 MB