View difference between Paste ID: w97Kt8kE and t3Zpj7pi

 package test;
 
 public class Man {
 
     protected String name;
     protected int age;
 
     public Man(String name, int age) {
         this.name = name;
         this.age = age;
     }
 
     public String getName() {
         return name;
     }
 
     public void setName(String name) {
         this.name = name;
     }
 
     public int getAge() {
         return age;
     }
 
     public void setAge(int age) {
         this.age = age;
     }
 
     @Override
     public String toString() {
         return "Man{" +
                 "name='" + name + '\'' +
                 ", age=" + age +
                 '}';
     }
 }
-class Student extends Man{
+
 class Student extends Man {
 
     private String course;
 
     public Student(String name, int age, String course) {
         super(name, age);
         this.course = course;
     }
 
     @Override
     public String toString() {
         return "Student{" +
                 "name='" + name + '\'' +
                 ", age=" + age +
                 ", course='" + course + '\'' +
                 '}';
     }
 }
 
 class Main {
 
     /**
      * Man{name='Alpha', age=45}
      * Student{name='Bravo', age=20, course='Physics'}
      */
     public static void main(String[] args) {
         Man man = new Man("Alpha", 45);
         Student student = new Student("Bravo", 20, "Physics");
 
         System.out.println(man);
         System.out.println(student);
     }
 }