Person-Student-Teacher: Encapsulation and Inheritance using Java

/*
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/**
 *
 * @author Jason
 */
class Person {
    private String name;
    private int age;
    private char gender;
    public String getName() {
        return this.name;
    }
    public int getAge() {
        return this.age;
    }
    public char getGender() {
        return this.gender;
    }
    public void setName(String name) {
        this.name = name;
    }
    public void setAge(int age) {
        this.age = age;
    }
    public void setGender(char gender) {
        this.gender = gender;
    }
}

class Student extends Person {
    private double grade;
    public double getGrade() {
        return this.grade;
    }
    public void setGrade(double grade) {
        this.grade = grade;
    }
}

class Teacher extends Person {
    private double salary;
    public double getSalary() {
        return this.salary;
    }
    public void setSalary(double salary) {
        this.salary = salary;
    }
}

public class Main {
    public static void main(String[] args) {
        // Student 1
        Student stud1 = new Student();
        stud1.setName("Jason");
        stud1.setAge(19);
        stud1.setGender('M');
        stud1.setGrade(4.0);
        System.out.println("Student 1:");
        System.out.println("Name: " + stud1.getName());
        System.out.println("Age: " + stud1.getAge());
        System.out.println("Gender: " + stud1.getGender());
        System.out.println("Grade: " + stud1.getGrade());

        // Student 2
        Student stud2 = new Student();
        stud2.setName("Sophia");
        stud2.setAge(19);
        stud2.setGender('F');
        stud2.setGrade(4.0);
        System.out.println("Student 2:");
        System.out.println("Name: " + stud2.getName());
        System.out.println("Age: " + stud2.getAge());
        System.out.println("Gender: " + stud2.getGender());
        System.out.println("Grade: " + stud2.getGrade());

        // Teacher
        Teacher teach = new Teacher();
        teach.setName("Grace");
        teach.setAge(28);
        teach.setGender('F');
        teach.setSalary(15445.75);
        System.out.println("Teacher:");
        System.out.println("Name: " + teach.getName());
        System.out.println("Age: " + teach.getAge());
        System.out.println("Gender: " + teach.getGender());
        System.out.println("Grade: " + teach.getSalary());
    }
}