using System;

 using System.Collections.Generic;

 using System.Linq;

 using System.Text;

 using System.Threading.Tasks;

 namespace ConsoleApplication1

 {

     class Program

     {

         static float sum1 = , sum2 = , sum3 = ;

         static void Main(string[] args)

         {

               //for循环输入成绩

             for (int i = ; i < ;i++ )

             {

                 Console.Write("Input English:");

                 float m = float.Parse(Console.ReadLine());

                 Console.Write("Input C#:");

                 float c = float.Parse(Console.ReadLine());

                 Console.Write("Input chinese:");

                 float h = float.Parse(Console.ReadLine());

                 sum1 = sum1 + m;

                 sum2 = sum2 + c;

                 sum3 = sum3 + h;

             }

                 Console.Write("English:{0}", sum1 / );

                 Console.Write("C#:{1},", sum2 / );

                 Console.Write("chinese",sum3 / );

             Console.Read();

         }

     }

 }