Force child class to override function of ancestor via parent

Question

I am writing an algorithm which requires the user to create his own class which inherits from a class defined by me. However, the algorithm requires the user to override the

Answer 1

You can create 2 new methods that will be abstract and will be called from GetHashCode and Equals your class.

Example:

public abstract ParentClass {
    public abstract int MyGetHashCode();

    public override int GetHashCode(){
        return MyGetHashCode();
    }

    // same thing for Equals
}