05-02-04.cpp

more efftive 代码

#include <stddef.h>

template<class T>
struct trivial_container {
  typedef T value_type;
  
  typedef value_type* pointer;
  typedef const value_type* const_pointer;
  typedef value_type& reference;
  typedef const value_type& const_reference;
  
  typedef value_type* iterator;
  typedef const value_type* const_iterator;
  
  typedef ptrdiff_t difference_type;
  typedef size_t size_type;
  
  const_iterator begin() const { return 0; }
  const_iterator end() const { return 0; }
  
  iterator begin() { return 0; }
  iterator end() { return 0; }
  
  size_type size() const { return 0; }
  bool empty() const { return true; }
  size_type max_size() const { return 0; }
  
  void swap(trivial_container&) {}
};

int main()
{
	return 0;
}