数组——求和、平均分、最值

求和、平均分、最值
using System;
using System.Collections.Generic;
using System.Text;

namespace ChenJiTongJi
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("请输入学生个数：");
            int n = Convert.ToInt32(Console.ReadLine());

            Console.Write("请输入总分值：");
            double zongfenzhi = Convert.ToInt32(Console.ReadLine());

            double[] chengji = new double[n];
            for (int i = 0; i < n; i++)
            {
                int a = i + 1;
                Console.Write("请输入第" + a + "个成绩：");
                chengji[i] = Convert.ToDouble(Console.ReadLine());
            }

            //求最好成绩（最大值）

            double max = 0;
            for (int j = 0; j < chengji.Length; j++)
            {
                if (chengji[j] > max)
                {
                    max = chengji[j];
                }
            }

            //求最小成绩（最小值）

            double min = zongfenzhi;
            for (int x = 0; x < chengji.Length; x++)
            {
                if (chengji[x] < min)
                {
                    min = chengji[x];
                }
            }

            //求总分、平均分

            double zongfen = 0;
            for (int m = 0; m < chengji.Length; m++)
            {
                zongfen += chengji[m];
            }
            double pingjunfen = zongfen / n;

            Console.WriteLine("最差成绩为" + min);
            Console.WriteLine("最好成绩为" + max);
            Console.WriteLine("总分为" + zongfen);
            Console.WriteLine("平均分为" + pingjunfen);

            Console.ReadLine();
        }
    }
}