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  1. #include <iostream>
  2.  
  3. struct Car
  4. {
  5. 	int horsepower;
  6. 	friend bool operator == ( Car &lhs, Car &rhs ) ;
  7. };
  8.  
  9. bool operator == ( Car &lhs, Car &rhs )
  10. {
  11. 	return lhs.horsepower == rhs.horsepower;
  12. }
  13.  
  14. int main( int argc, char* argv[] ) 
  15. {
  16. 	Car a, b, c;
  17. 	a.horsepower = 80;
  18. 	b.horsepower = 135;
  19. 	c.horsepower = a.horsepower;
  20.  
  21. 	if( a == b )
  22. 	   std::cout << "a and b same\n";
  23.  
  24. 	if( a == c )
  25. 		std::cout << "a and c same\n";
  26.  
  27. 	return 0;
  28. }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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a and c same
https://ideone.com/nASIce
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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