package ch4;

public class Student extends Person{
	private String school;

	public String getSchool() {
		return school;
	}

	public void setSchool(String school) {
		this.school = school;
	}
	
	/**
	 * д, overwrite/override
	 */
	public void info() {
		System.out.println("Hello, id" + getID() + " , school:" + school);
	}
	
	public static void main(String[] args) {
		Person p1 = new Person(1, 20);
		Student stu1 = new Student();
		stu1.setAge(20);
		stu1.setSchool("Xidian");
		
		System.out.println(stu1.getID());
		System.out.println(stu1.getAge());
		System.out.println(stu1.getSchool());
		
		p1.info();
		stu1.info();
		
	}
}