Question: A 3-character string, userCode, is read from input. Replace the first and second characters in userCode with ' ' only if both are digit characters.

A 3-character string, userCode, is read from input. Replace the first and second characters in userCode with ' ' only if both are digit characters. Otherwise, userCode is not changed. Ex: If the input is 268 , then the output is: 8 Ex: If the input is 4jh, then the output is: 4jh
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