Java .作業1

public class myClass 
{
	public static void main(String[] args) 
	{
		Teacher.T();
		Student Lawrence =new Student("Lawrence","01");
		Lawrence.S();
	}
}
class Teacher
{
	public static void T()
	{
		System.out.println("Hello!");
	}
	
}
class Student
{
	String name="";
	String ID="";
	public void S() 
	{
		System.out.println("My name is "+name);
	}
	public Student(String nam,String id)
	{
		name=nam;
		ID=id;
	}
}