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  1. #include <iostream>
  2. class Base {
  3. public:
  4. 	virtual int foo() const = 0;
  5. 	int bar() const;
  6. };
  7.  
  8. class Child : public Base {
  9. public:
  10. 	int foo() const;
  11. };
  12.  
  13.  
  14. int Child::foo() const {
  15. 	return 5;
  16. }
  17.  
  18. int Base::bar() const {
  19. 	return this->foo() * 3;
  20. }
  21.  
  22. int main()
  23. {
  24. 	Child c;
  25. 	std::cout << c.bar();
  26. 	return 0;
  27. }
  28.  
Success #stdin #stdout 0s 4480KB
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Standard input is empty
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15
https://ideone.com/nqjoCM
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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