fork download
copy 
  1. #include <iostream>
  2. #include <type_traits>
  3. using namespace std;
  4.  
  5.  
  6.  
  7. template<typename T>
  8. struct Allocator
  9. {
  10.     typedef T value_type;
  11.  
  12.     Allocator() noexcept {};
  13.  
  14.     template<typename U>
  15.     Allocator(const Allocator<U>& other) throw() {};
  16.  
  17.     T* allocate(std::size_t n, const void* hint = 0)
  18.     {
  19.         return static_cast<T*>(::operator new(n * sizeof(T)));
  20.     }
  21.  
  22.     void deallocate(T* ptr, std::size_t n)
  23.     {
  24.         ::operator delete(ptr);
  25.     }
  26. };
  27.  
  28. template <typename T, typename U>
  29. inline bool operator == (const Allocator<T>&, const Allocator<U>&)
  30. {
  31.     return true;
  32. }
  33.  
  34. template <typename T, typename U>
  35. inline bool operator != (const Allocator<T>& a, const Allocator<U>& b)
  36. {
  37.     return !(a == b);
  38. }
  39.  
  40.  
  41.  
  42. int main() {
  43. 	// your code goes here
  44. 	return 0;
  45. }
Success #stdin #stdout 0s 4372KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/40WpQc
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!