(v, prefix)
Subtracts the "common" part (the prefix) from the given value.
Subtracts the "common" part (the prefix) from the given value.
Subtracts the common part ( the prefix ) from the given value .
def subtract(v, prefix):
        """Subtracts the "common" part (the prefix) from the given value.
        """

        raise NotImplementedError
def subtract ( v , prefix ) : raise NotImplementedError