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  1. #include <iostream>
  2.  
  3. template<typename T>
  4. struct Comparator
  5. {
  6.     bool operator==(const Comparator<T>&)
  7.     {
  8.         return true;
  9.     }
  10.     template<typename U>
  11.     bool operator==(const Comparator<U>&)
  12.     {
  13.         return false;
  14.     }
  15. };
  16.  
  17. int main() {
  18. 	Comparator<int> compInt;
  19.     Comparator<float> compF;
  20.     std::cout << (compInt == compInt) and not (compInt == compF);
  21. 	return 0;
  22. }
Success #stdin #stdout 0s 4300KB
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https://ideone.com/P8phLO
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
secret

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