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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A {
  5.     public:
  6.         A() {}
  7. };
  8.  
  9. class B : A {
  10.     public:
  11.         B() {}
  12. };
  13.  
  14. void f(A a, B b) {
  15.     cout << "A, B" << endl;
  16. }
  17.  
  18. void f(A a, A b) {
  19.     cout << "A, A" << endl;
  20. }
  21.  
  22. void f(B a, A b) {
  23.     cout << "B, A" << endl;
  24. }
  25.  
  26. void f(B a, B b) {
  27.     cout << "B, B" << endl;
  28. }
  29.  
  30. int main() {
  31.     A a;
  32.     B b;
  33.     f(a, b);
  34.     f(b, a);
  35.     f(a, a);
  36.     f(b, b);
  37.     return 0;
  38. }
Success #stdin #stdout 0s 2896KB
comments (?)
stdin
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Standard input is empty
stdout
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A, B
B, A
A, A
B, B
https://ideone.com/wePIE1
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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