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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. class C
  6. {
  7.  
  8. };
  9.  
  10. class D : public C
  11. {
  12. public:
  13. using C::operator=;
  14. };
  15.  
  16. int main() {
  17.  
  18. C c1;
  19. C c2;
  20. c2 = c1;
  21. D d1;
  22. d1 = c1;
  23. return 0;
  24. }
Success #stdin #stdout 0.02s 2676KB
stdin
Standard input is empty
stdout
Standard output is empty