c#动脑小题目2

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


namespace MyFirstApp
{
    class Program
    {
        static void Main(string[] args)
        {
            string[,] student = new string[,] {{"景珍","90"},{"林惠洋","65"},{"成蓉","88"},{"洪南昌","70"},{"龙玉民","46"}
                ,{"单江开","81"},{"田武山","100"},{"王三明","68"}};
            int sum = 0, avg=0;
            for (int i = 0; i < student.Length/2; i++) {
                sum += Convert.ToInt32(student[i, 1]);
            }
            avg = sum /(student.Length/2);
            
            Console.WriteLine("平均分是"+avg+"，高于平均分的有：");
            for (int i = 0; i < student.Length / 2; i++) {
                if (Convert.ToInt32(student[i, 1])> avg) {
                    Console.WriteLine(student[i, 0] + " ");
                }

            }

        }

    }
}