Description: Add Person abstract class, the attribute is required, including user name, gender, etc., methods including constructors, getter/setter methods, toString method, equals methods, and abstract method compareTo. One abstract method compareTo prototype is as follows:
public abstract int compareTo (Object another)// compare the size of the user
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File list (Check if you may need any files):
Experiment2\Color.java
...........\Point.java
...........\Student.java
Experiment2