java

Declare a Boolean variable named goodPassword. Use goodPassword to output "Valid" if password contains at least $4$ letters and password's length is less than or equal to $8.$ Otherwise, output "Invalid".

Ex: If the input is h$4$R$2$b$38$v$,$ then the output is:

Valid

Ex: If the input is v$32$dcCykh$,$ then the output is:

Invalid