using System;

public class Program

{

    public static void Main()

    {

          int[] myArray = new int[] { 1, 5, -10, -10, 2, -3 };

​

            //-10,1,1,1,1,5,8,15

​

            Array.Sort(myArray); //Onlogn remainder is On

​

            int a, b, c;

            int startIndex = 0;

            int endIndex = myArray.Length - 1;

​

            if (Math.Abs(myArray[startIndex]) > Math.Abs(myArray[endIndex]))

                a = myArray[startIndex++];

            else

                a = myArray[endIndex--];

​

            if (Math.Abs(myArray[startIndex]) > Math.Abs(myArray[endIndex]))

                b = myArray[startIndex++];

            else

                b = myArray[endIndex--];

​

            if (Math.Abs(myArray[startIndex]) > Math.Abs(myArray[endIndex]))

                c = myArray[startIndex++];

            else

                c = myArray[endIndex--];

​

            if(a * b * c < 0)

            {

​

                if (c < 0)

                    c = myArray[endIndex];

                else if (b < 0)

                    b = myArray[endIndex];

                else

                    a = myArray[endIndex];

            }

​

            Console.WriteLine("The largest factor of 3 items on this array is: ");

            Console.WriteLine(a + " x " + b + " x " + c + " = " + a * b * c);

    }

}