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  1. #include <iostream>
  2.  
  3. class A
  4. {
  5. 	int x;
  6. 	friend void f(const A &a);
  7. public:
  8. 	explicit A(int x_)
  9. 	{
  10. 		x = x_;
  11. 	}
  12. };
  13.  
  14. void f(const A &a)
  15. {
  16. 	std::cout << a.x << std::endl;
  17. }
  18.  
  19. int main()
  20. {
  21. 	A a1(9000);
  22. 	f(a1);
  23. 	A a2(100500);
  24. 	f(a2);
  25. 	return 0;
  26. }
Success #stdin #stdout 0s 3096KB
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stdin
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Standard input is empty
stdout
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9000
100500
https://ideone.com/3tBZvo
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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