Explanation: In the above program, class ABC is declared with one member variable and one con-
stant member function show(). The constructor ABC is defined to initialize the member variable.
The show() function is used to display the contents of member variable. In main(), the object x
is declared as constant with one integer value. When object is created, the constructor is executed
and value is assigned to data member. The object x invokes the member function show().
9.11 DESTRUCTORS
The destructor is also a special member function like constructor. Destructors destroy the class
objects created by constructors. ...
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