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check for nonnumeric values entered via the java.util.scanner?

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Was it the scan.nextLine() instead of to discard?

Oh and the \n\n was there because I just wanted some space before it prompts "Enter a number: " again. Really just OC attack. >_<
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No, there is a much more serious mistake, I am afraid. Chucking away is the correct thing to do in those circumstances.
You can easily get two line ends like this:- System.out.printf("%s is brilliant%n%n", "Campbell");

Only you can never get anybody to read it
expectation is the root of all heartache - shakespeare. tiny ad:
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