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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. struct IYoba {
  6.  
  7. virtual int operator ()(int a, int b) = 0;
  8.  
  9. };
  10.  
  11. struct MyYoba1 : public IYoba {
  12.  
  13. int operator()(int a, int b) {
  14. 	return a+b;
  15. }
  16.  
  17. };
  18.  
  19.  
  20. void Yobable(IYoba& yoba) {
  21.     cout << yoba(1, 2) << endl;
  22. }
  23.  
  24. int main(void) {
  25. 	MyYoba1 yoba;
  26. 	Yobable(yoba);
  27. 	return 0;
  28. }
  29.  
Success #stdin #stdout 0s 3460KB
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stdin 
Standard input is empty
stdout 
3
https://ideone.com/VlO0V7
language:
C++14 (clang 8.0)
created:
9 years ago
visibility:
public

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