电话运营商

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

namespace 电话运营商电话
{
    class Program
    {
        static void Main(string[] args)
        {
            {
                Console.WriteLine("请输入电话运营商电话");
                string A = Console.ReadLine();
                switch (A)
                {
                    case "10086":
                        Console.WriteLine("中国移动");
                        break;
                    case "10010":
                        Console.WriteLine("中国联通");
                        break;
                    case"10001":
                        Console.WriteLine("中国电信");
                        break;
                    default:
                        Console.WriteLine("查无此号");
                        break;
                        

                }
                Console.ReadLine();

            }
        }
    }
}

 

转载于:https://www.cnblogs.com/xubin-747/p/4695703.html