c#中的查看成绩的简单代码实现

using System;  
using System.Collections.Generic;  
using System.Linq;  
using System.Text;  
using System.Threading.Tasks;  
  
namespace 职称枚举类型  
{  
  
    class Class1  
    {  
  
  
  
  
        static void Main(string[] args)  
        {  
            int x = Convert.ToInt32(Console.ReadLine());  
            string result = null;  
            switch (x / 10) {   
                case 10:  
                    result = "优秀哦";  
                    break;  
                case 9:  
                    result = "不错";  
                    break;  
                case 8:  
                    result = "良好";  
                    break;  
                case 7:  
                    result = "还行";  
                    break;  
  
                case 6:  
                    result = "及格";  
                    break;  
                default:  
                    result = "欢迎看成绩！";  
                    break;  
  
            }  
            System.Console.WriteLine(result);  
  
        }  
    }  
}