class Person{
	public String name;
	public int age;
	public Person(String name,int age)   {
		this.name=name;
		this.age=age;
	}
	public Person(){} 
	public void getInfo()   {
		System.out.println(name);
		System.out.println(age);
	}
}
public class Student extends Person{
	public String school;
	public void study(){
		System.out.println("ѧϰ...");
	}
	public void getInfo()   {
		super.getInfo();
		System.out.println(school);
	}
	public static void main(String[] args){
		Person p=new Person();
		p.name="½";
		p.age=21;
		p.getInfo();
		Student s=new Student();
		s.name="ܱԵ";
		s.age=20;
		s.school="˾ְҵѧԺ";
		s.getInfo();
		s.study();
	}
}
