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package calculator;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* An implementation of the subtract service.
*/
public class SubtractServiceImpl implements SubtractService {
public double subtract(double n1, double n2) {
Logger logger = Logger.getLogger("calculator");
logger.log(Level.FINEST, "Subtracting " + n1 + " from " + n2);
return n1 - n2;
}
}
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