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Looks like the scanner is not closed.
Other than that the syntax is looking okay.

Fix that and then on to fixing the functionality. With this limited set of possible values (0-10), it should be...

To help prevent errors in the future maintenance of the code
The time saved in fewer bugs surely outweighs the time it takes to type two characters (or less considering a decent IDE)

Post moved to a new thread:
1) Please do not hijack a thread started by someone else
2) Posting your version of a solution (incomplete/incorrect or not) is considered spoonfeeding.

Class names...