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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A
  5. {
  6. public:
  7. 	A() { 
  8. 		_n = 100; 
  9. 		cout << "A() " << _n << endl;
  10. 	}
  11. 	explicit A(int n) {
  12. 		_n = n; 
  13. 		cout << "A(n) " << _n << endl;
  14. 	}
  15. 	explicit A( std::initializer_list<int> l ) {
  16. 		_n = * l.begin();
  17. 		cout << "A({}) " << _n << endl;
  18. 	}
  19. 	A(const A & rhs) {
  20. 		_n = rhs._n;
  21. 		cout << "A(A&) " << _n << endl;
  22. 	}
  23.  
  24. private:
  25. 	int _n;
  26. };
  27.  
  28. int main() {
  29. 	A a1;
  30. 	A a2 = a1;
  31. 	A a3( 11 );
  32. 	A a4{ int{ 22 } };
  33. 	A a5( { 22, 23 } );
  34. 	A a6{ a3 };
  35. 	A a7( a3 );
  36. 	A a8 = a3;
  37. 	// your code goes here
  38.  
  39. 	return 0;
  40. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin
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Standard input is empty
stdout
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A() 100
A(A&) 100
A(n) 11
A({}) 22
A({}) 22
A(A&) 11
A(A&) 11
A(A&) 11
https://ideone.com/zrVz3K
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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