MaximalSumOfK

using System;

class MaximalSumOfK
{
    static void Main()
    {

        int n, k, maxCount = 0, current = 0;
        Console.Write("N= ");
        n = int.Parse(Console.ReadLine());

        Console.Write("K= ");
        k = int.Parse(Console.ReadLine());

        int[] arr = new int[n];
        for(int index = 0; index < n; index++)
        {
            arr [index] = int.Parse(Console.ReadLine());
        }

        for(int indexOne = 0, indexTwo = k-1, indexThree = 0; indexTwo < n; indexOne++, indexTwo++, indexThree++)
        {
            int count = 0;

            for(int index = 0; index < k; index++)
            {
                count += arr[index + indexThree];
            }
            if(count > maxCount)
            {
                maxCount = count;
                current = indexOne;
            }
            else
            {
                continue;
            }
        }

        Console.Write("The biggest sum is " + maxCount + " between ");
        for(int index = 0; index < k; index++)
        {
            Console.Write(arr[current]);
            current++;
        }
    }
}