using System;

namespace 继承
{
    class Program
    {
        static void Main(string[] args)
        {

            //实例化对象
            
            //多行注释/*  */
            /*
            //1
            Person p = new Person();

            p.Show();
             */
            
            /*
            //2
            Person p = new Person(2000, "yuanbo", "男");

            p.Show();
             * */

            /*
            //3
            Student s = new Student();

            s.Show();
             * */
            /*
            //4
            Student s = new Student(2000, "mike", "男", "3期");
            s.Show();
             * */

            Console.ReadLine();
        }
    }
}