How to make a pointer point to a derived class in C++ Programming

A base class pointer can point to a derived class object. But, a derived class pointer can never point to a base class object. Following program demonstrates object slicing using a base class pointer: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 #include<iostream> using namespace std; class A { protected: int x; public: void show() { cout<<“x = “<<x<<endl; } }; class B : public A { protected:

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How to make a pointer point to a derived class in C++ Programming
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