Question 4: (5+5+5=15 Marks] struct stackDT { int num: int pos: class Number Editor { private: int NumAry[size] int counter, stackDT NumStack[size]; int top: public: bool AddNumberIn NumAgyint num); bool Delete.NumberFromNum Ary(int num); // push deleted member and its position into stack bool UnDeleteNumberO; // pop number and put in moman at proper position Implement the public functions mentioned above, the comments are there to guide you to the proper implementation of the functions