Question: String keyStr is read from input. For each character in keyStr that is a digit, increment count by 1 . Then, output Valid if count

String keyStr is read from input. For each character in keyStr that is a digit, increment count by 1. Then, output "Valid" if count contains fewer than 6 digits and keyStr's length is less than or equal to 8. Otherwise, output "Invalid". End each output with a newline.

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