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Advanced Programming Techniques in D

Challenge: Implement opEquals Function for a Class

Explore how to implement the opEquals function to compare instances of a D class by selected attributes, ignoring specified fields such as color. This lesson helps you practice customizing equality checks in classes, an essential skill for robust object-oriented programming in D.

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Problem statement

Start with the following class, which represents colored points:

enum Color { blue, green, red }
class Point {
    int x;
    int y;
    Color
...