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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Foo;
  5. class Bar;
  6. class Hoge;
  7.  
  8. class Foo
  9. {
  10. 	int v;
  11. public:
  12. 	Foo(int n) { v = n; }
  13. 	int getV() const { return v; }
  14. 	void setV(int n) { v = n; }
  15. };
  16.  
  17. class Bar
  18. {
  19. 	int v;
  20. public:
  21. 	Bar(int n) { v = n; }
  22. 	int getV() const { return v; }
  23. };
  24.  
  25. Foo operator + (const Foo& foo, const Bar& bar) {
  26. 	Foo sum(foo.getV() + bar.getV());
  27. 	return sum;
  28. }
  29.  
  30. Foo& operator ++ (Foo& foo, int) {
  31. 	foo.setV(foo.getV() + 1);
  32. 	return foo;
  33. }
  34.  
  35. int main() {
  36.  
  37. 	Foo foo(123);
  38. 	Bar bar(900);
  39.  
  40. 	foo++;
  41.  
  42. 	Foo sum = foo + bar;
  43.  
  44. 	cout << sum.getV() << endl;
  45.  
  46. 	return 0;
  47. }
Success #stdin #stdout 0s 3340KB
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https://ideone.com/lDFpuU
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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