public static void Main()
int[]a=BuildArray(5,10,99);
public static int[] BuildArray(int len , int n1, int n2)
int avg=0,avg1=0,avg2=0,j=0;
for(int i=0; i<arr.Length; i++)
arr[i]=rnd.Next(n1,n2+1);
Console.WriteLine("average is"+(n1+n2)/2);
Console.WriteLine("average of arrLength is"+ avg/arr.Length);
if((arr[j]>=avg1 && arr[j]<=avg2) || (arr[j]<=avg1 && arr[j]>=avg2))
Console.WriteLine("the number between the two average's is"+arr[j]);
static void PrintArray(int[]arr)
for(int i=0; i<arr.Length;i++)
Console.WriteLine(arr[i]);