09.20 结构体

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication1
{
    class Program
    {//定义一个学生的结构体，学号，姓名，身高，输入学生信息            //按身高排序输出

        //定义一个结构体
        struct student//student就是我们自己造的新数据类型
        {
            public int code;//public修饰符
            public string name;//结构体的成员
            public decimal height;
        }

        static void Main(string[] args)
        {
            ArrayList arr = new ArrayList();
            for (int i = 0; i < 3; i++)
            {
                student s = new student();//定义结构体变量
                Console.Write("学号：");
                s.code = int.Parse(Console.ReadLine());
                Console.Write("姓名：");
                s.name = Console.ReadLine();
                Console.Write("身高：");
                s.height = decimal.Parse(Console.ReadLine());

                arr.Add(s);
            }

            for (int i = 0; i < 2; i++)
            {
                for (int j = i + 1; j < 3; j++)
                {
                    student si = (student)arr[i];
                    student sj = (student)arr[j];

                    if (si.height < sj.height)
                    {
                        student zhong = si;
                        arr[i] = arr[j];
                        arr[j] = zhong;
                    }
                }
            }

            foreach (student s in arr)
            {
                Console.WriteLine(s.code + "   " + s.name + "    " + s.height);
            }

            Console.ReadLine();
        }
    }
}