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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class X{
  5.  
  6.   friend bool operator < ( const X &, const X & )
  7.   {
  8. 	return true;
  9.   }
  10.  
  11.   friend bool operator < ( X &, X & )
  12.   {
  13. 	return false;
  14.   }
  15.  
  16. };
  17.  
  18. int main()
  19. {
  20. }
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https://ideone.com/5DAmbq
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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