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/****************************************************************************** Online C# Compiler. Code, Compile, Run and Debug C# program online. Write your code in this editor and press "Run" button to execute it. *******************************************************************************/ using System; class HelloWorld { static void Main() { int[] arr = {5, 2, 3, 4, 6}; int a, b, n = arr.Length; Console.Write(" a ni kiriting: "); a= Convert.ToInt32(Console.ReadLine()); Console.Write(" b ni kiriting: "); b= Convert.ToInt32(Console.ReadLine()); int sum=0, k=0; for(int i=0; i<n; i++){ if(i>=a && i<=b){ sum+=arr[i]; k++; } } double urtacha = sum * 1.0 / k; Console.WriteLine(urtacha); } }