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  1. #include <iostream>
  2. #include <vector>
  3. #include <string>
  4.  
  5. using namespace std;
  6.  
  7. class Registration {
  8.     static vector<string> registered;
  9. public:
  10.     static void showRegistered() {
  11.         for (int i = 0 ; i != registered.size() ; i++) {
  12.             cout << registered[i] << endl;
  13.         }
  14.     }
  15.     Registration(string name) {
  16.         registered.push_back(name);
  17.     }
  18. };
  19.  
  20. class A {
  21.     static Registration _registration;
  22. };
  23.  
  24. class B {
  25.     static Registration _registration;    
  26. };
  27.  
  28. class C {
  29.     static Registration _registration;    
  30. };
  31.  
  32. vector<string> Registration::registered;
  33.  
  34. Registration A::_registration("quick");
  35. Registration B::_registration("brown");
  36. Registration C::_registration("fox");
  37.  
  38. int main() {
  39. 	Registration::showRegistered();
  40. 	return 0;
  41. }
Success #stdin #stdout 0.01s 2860KB
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stdin
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Standard input is empty
stdout
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quick
brown
fox
https://ideone.com/U3LK0e
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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