CPP
cpp
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#include <iostream>
using namespace std;
class base
{
public:
virtual void display()
{
cout << "Base display\n";
}
};
class derived : public base
{
public:
void display()
{
cout << "Derived display\n";
}
};
int main()
{
{
base* pb = new derived;
pb->display();
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OUTPUT
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