Produce an abstract class to represent a general Shape. It must have the following properties: i) Instance variables to represent the (x, y) coordinate of the shape. Limit their visibility to the Shape class only. ii) It requires a constructor which

NSGA-II is a very famous multi-objective optimization algorithm. I submitted an example previously and wanted to make this submission useful to others by creating it as a function. Even though this function is very specific to benchmark problems, wit