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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A{
  5. 	int a = 10;
  6. 	public:
  7. 	int get_a(){
  8. 		cout<<a;
  9. 		return a;
  10.  
  11. 	}
  12. 	virtual void display() const {
  13. 		cout<<"Base class virtual fun";
  14. 	}
  15. };
  16. class B: public A{
  17. 	int b = 5;
  18. 	public:
  19. 	void get_b(){
  20. 		 cout<<b;		
  21. 	}
  22. 	B(){}
  23. 	B(B& ob){
  24. 		b = ob.b;
  25. 		cout<<"In Copy Constructor"<<endl;
  26. 	}
  27. 	void display() const{
  28. 		cout<<"Derived class base fun"<<endl;
  29. 	}	
  30. };
  31. void dofun(const A& ob) {
  32. 	ob.display();
  33. }
  34.  
  35. int main() {
  36. 	// your code goes here
  37. 	B ob1;
  38. 	dofun(ob1);
  39. 	//cout<<endl<<ret;
  40. 	return 0;
  41. }
Success #stdin #stdout 0s 15240KB
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Derived class base fun
https://ideone.com/nLp0KI
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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