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  1. #include <iostream>
  2.  
  3. struct A
  4. {
  5.   int int_;
  6.   A()
  7.     : int_(42)
  8.   {}
  9.   operator int& ()
  10.   {
  11.     return int_;
  12.   }
  13. };
  14.  
  15. int main()
  16. {
  17.   A a;
  18.   std::cin >> a;
  19.   std::cout << a;
  20. }
Success #stdin #stdout 0s 2832KB
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https://ideone.com/1oeWG
language:
C++14 (gcc 8.3)
created:
14 years ago
visibility:
public

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