package demo1;

public class Person {

	private String name;

	private int age;

	public Person() {

		super();

	}

	public Person(String name, int age) {

		super();

		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 "Person [name=" + name + ", age=" + age + "]";

	}

}

package demo1;

public class Student extends Person{

	public Student(String name,int age) {

		super(name,age);

	}

}

package demo1;

public class Worker extends Person{

	public Worker(String name,int age) {

		super(name,age);

	}

}

package demo1;

public class Demo1 {

	public static void main(String[] args) {

		Worker w = new Worker("zhangsan", 23);

		System.out.println(w.getName());

		System.out.println(w.getAge());

		System.out.println(w);

		Student s = new Student("lisi", 24);

		System.out.println(s.getName());

		System.out.println(s.getAge());

		System.out.println(s);

	}

}