教室、老师和学生java代码

ClassRoom.Java

public class Main {
	public static void main(String args[]) {
		// TODO Auto-generated method stub
		System.out.println("教学活动从教室开始");
		Teacher  zhang=new Teacher();
		Student  jiang=new Student();
		zhang.introduceSelf();
		jiang.introduceSelf();
	}
}

Teacher.java

public class Main {
	void introduceSelf(){
		System.out.println("我是张老师");
	}
}

Student.java

public class Main {
	void introduceSelf(){
		System.out.println("我是学生，名字是：奖励");
	}
}

运行结果：