We Are Interested in Providing a Class,say Class A,with an Overloaded

question 19

Essay

We are interested in providing a class,say class A,with an overloaded operator<< for output.You can't put a using directive or declaration in a function header.There are three ways to make namespace names available in a declaration of an overloaded operator<<.Give two of the three ways to declare an overloaded operator <<.Give the #include,assume that class A has been defined,then define a stand-alone operator<< function for output of a class.Only give the two declarations,not the implementation,of such overloaded functions.

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Definitions:

Occipital Bone

a bone situated at the lower back part of the skull, supporting the back of the head and containing the foramen magnum.

Foramen Magnum

The large opening at the base of the skull through which the spinal cord passes to connect with the brain.

Osteocytes

Mature bone cells enclosed in lacunae that are responsible for the maintenance and turnover of the mineral content of the surrounding bone.

Red Marrow

A type of bone marrow that produces blood cells.