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  1. #include <string>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. class A
  7. {
  8. public: 
  9.     A() : test{10} {}
  10. protected:
  11.     int test;
  12. };
  13.  
  14. class C;
  15.  
  16. class B : public A
  17. {
  18. private:
  19.     C *c;
  20.  
  21. public:
  22.     B();
  23.     int gettest() { return test;}
  24. };
  25.  
  26. class C
  27. {
  28. public:
  29.     C(B *b) {
  30.         cout << b->gettest();
  31.     }
  32. };
  33.  
  34. B::B() {
  35.     c = new C(this);
  36. }  
  37.  
  38. int main()
  39. {
  40.     B();
  41. }
  42.  
Success #stdin #stdout 0s 3412KB
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stdin
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Standard input is empty
stdout
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10
https://ideone.com/gzpczp
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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