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Asked by Neetu Last Modified
Answer 
Step 1: Define the base class containing a virtual method.
class Arithmetic
{
public:
virtual void calc();
};
Step 2: Create the subclass. Also write the implementation of the virtual method.
class Addition
{
public:
void calc()
{
// logic of addition
}
};
3) Creating pointer variable:,
void main()
{
Arithmetic* obj1 = new Addition();
obj1-> calc();
;
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