#include <memory>
#include <iostream>
 
class Example {
  public:
    Example() {std::cout << "constuctor" << this << std::endl;}
    ~Example() {std::cout << "destructor " << this << std::endl;}
};
 
class ABC {
  public:
    static std::unique_ptr<Example> get_example() 
    {
      std::unique_ptr<Example> ptr = std::make_unique<Example>();
      return ptr;
    }
};
 
int main()
{
	std::unique_ptr<Example> p = ABC::get_example();
    std::cout << &p << std::endl;
}

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