C#第1次试验（3）设计一个程序，输入10个数存入数组中，求最大值、最小值和平均值.

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using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace ConsoleApplication1dishierzhou2{    class Program    {        static double Min(double[] num)        {            double min = num[0];            for (int i = 0; i < 10; i++)            {                if (min > num[i])                {                    min = num[i];                }            }            return min;        }        static double Max(double[] num)        {            double max = num[0];            for (int i = 0; i < 10; i++)            {                if (max < num[i])                {                    max = num[i];                }            }            return max;         }        static double Average(double[] num)        {            double average = 0, sum = 0;            for (int i = 0; i < 10; i++)            {                sum = sum + num[i];            }            average = sum / 10;            return average;        }                static void Main(string[] args)        {            Console.WriteLine("输入10个数存入数组，并求其最大值、最小值和平均值");              double[] num = new double[10];              for (int i = 0; i < 10; i++)             {               Console.Write("请您输入第{0}个数：", i + 1);               num[i] = double.Parse(Console.ReadLine());             }             double  min1 = Min(num);            Console.WriteLine("您输入10个数中最小值为：{0}",min1);              double max1 = Max(num);              Console.WriteLine("您输入10个数中最大值为：{0}",max1);              double average1 = Average(num);              Console.WriteLine("您输入10个数中平均值为：{0}",average1);                       Console.ReadKey();        }          }                }

输出结果：

实验总结：

必须把方法体放在main函数前面！