👉 The term "greeve" is a concept in the field of computer science, specifically related to the design and implementation of software systems. It refers to the process of converting an abstract data type into a concrete one through various means such as inheritance or polymorphism. In simpler terms, a greeve (or greev) is a method used in programming to represent a specific class or object within another class or system. This can be achieved by defining a new method that takes the input of