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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4.  
  5. class Figure {
  6. 	public:
  7. 		virtual void print() const = 0;
  8. };
  9.  
  10. class Circle : public Figure {
  11. 	public:
  12. 		void print() const override {
  13. 			cout << "Circle" << endl;
  14. 		}
  15. };
  16.  
  17. class Triangle : public Figure {
  18. 	public:
  19. 		void print() const override {
  20. 			cout << "Triangle" << endl;
  21. 		}
  22. };
  23.  
  24. void log(const Figure &figure) {
  25. 	figure.print();
  26. }
  27.  
  28. int main() {
  29. 	vector<Figure*> figures;
  30. 	figures.push_back(new Circle());
  31. 	figures.push_back(new Triangle());
  32.  
  33. 	for(auto &figure : figures) {
  34. 		figure->print();
  35. 	}
  36.  
  37. 	for(auto &figure : figures) {
  38. 		delete figure;
  39. 	}
  40.  
  41. 	return 0;
  42. }
Success #stdin #stdout 0s 3232KB
comments (?)
stdin 
Standard input is empty
stdout 
Circle
Triangle
https://ideone.com/sjXmYb
Dynamic dispatch
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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