using System; using System.Collections; class count { static void Main() { Console.WriteLine("P INPUT NUM YOU WANT:"); int a=int.Parse(Console.ReadLine()); int[] all=new int[a]; decimal sum=0; int b=0;

Random r=new Random(); ArrayList aa=new ArrayList(); for(decimal i=0;i<a;i++) { b=r.Next(0,100); Console.WriteLine(b+","); aa.Add(b); sum+=b; } Console.WriteLine("数组的和："+sum); Console.WriteLine("平均数："+sum/a); System.Threading.Thread.Sleep(10000); }

}

using System; using System.Collections;

namespace xl3 {

class Class1 {

[STAThread] static void Main(string[] args) { xx.f(); } class xx { public static int n; public static void f() { Console.WriteLine("請您輸入一個數"); n=int.Parse(Console.ReadLine()); int []arr=new int[n]; int m=0,sum=0; Random r=new Random(); for(int a=0;a<n;a++) { m=r.Next(0,100); arr[a]=m; sum+=m; } for(int a=0;a<n;a++) Console.WriteLine("arr[{0}]={1}",a,arr[a]); Console.WriteLine("和為"+sum); Console.WriteLine("平均數為"+sum/n); } } } } 这个是我做的,大家看看怎么样

这么好的东西，发过再发也不为过。