#include <memory>
#include <vector>
#include <iostream>
 
class AllocatedClass 
{
    public:
       AllocatedClass(int n = 0) : dummy(n) {}
       ~AllocatedClass() { std::cout << "I am being destroyed" << '\n'; }
    private:
       int dummy;
};
 
class AllocatingClass 
{
    public:
         AllocatingClass() {}
         void AddNewObject(int num = 0) 
         {  shared_list.push_back(std::make_shared<AllocatedClass>(num)); }
    private:
         static std::vector<std::shared_ptr<AllocatedClass>> shared_list;
};
 
std::vector<std::shared_ptr<AllocatedClass>> AllocatingClass::shared_list;
 
AllocatingClass ac;
 
int main()
{
	ac.AddNewObject();
	ac.AddNewObject(1);
}

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