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- package com.example.demo;
-
- public class Student extends Person implements Learner {
- private double totalStudyTime;
-
- public Student(long ID, String name) {
- super(ID, name);
- }
-
- @Override
- public void learn(double numberOfHours) {
- totalStudyTime += numberOfHours;
- }
-
- public double getTotalStudyTime() {
- return this.totalStudyTime;
- }
- }
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