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Declare a Boolean variable named isValid. Use is Valid to output "Valid" if codeWord contains no more than $4$ letters and codeWord's length is less than or equal to $8,$ and "Invalid" otherwise.

Ex: If the input is $50sk1h6P,$ then the output is:

Valid

Ex$.$ If the input is $6wYJ4s3Hp,$ then the output is:

Invalid

Note: isalpha$()$ returns true if a character is alphabetic, and false otherwise. Ex: isalpha$(\text{'}$a$\text{'})$ returns true. isalpha$(\text{'}8\text{'})$ returns false.

#include $$