using?System;
using?System.Collections.Generic;

using?System.Text;
using?System.Collections;

namespace?通訊錄
{
????public?class?student
????{
????????public?int?number;??????????????????//這些定義可以自己改，例如stu_name;
????????public?string?name;
????????public?string?sex;
????????public?string?department;
????????public?int?clas;
????????public?long?phone;
????????public?string?school;
????????public?void?AddIutput（）//輸入格式；????????????????????????????//student類中各種方法都可以改名或者換位置但記得要把主方法中調用的方法名稱改了
????????{???????//輸入學生信息并以student中的數組儲存信息；
????????????Console.Write（“請輸入學校：“）;
????????????school?=?Console.ReadLine（）;
????????????Console.Write（“請輸入學生學號：“）;
????????????number?=?int.Parse（Console.ReadLine（））;
????????????Console.Write（“請輸入學生姓名：“）;
????????????name?=?Console.ReadLin