using System;

using System.Linq;

public class Program

{

    public static void Main()

        {

            string[] colors = {"blue", "yellow", "gray"};

        Array.Sort(colors);

        char[] letters = {'A', 'Y'};

        int[] numbers = {1, 2};

        double[] numbers2 = {1.4 , 2.5};

        bool[] boolArray = {true, false};

        Console.WriteLine(colors[2]);

        colors[0] = "white";

        Console.WriteLine(colors.Length);

        for(int i = 0; i < colors.Length; i++)

        {

        Console.WriteLine("The element with index " + i + "is " +colors[i]);

        }

        foreach (string aNameForVar in colors)

        {

        Console.WriteLine(aNameForVar);

        }

        Console.WriteLine(numbers.Max());

        Console.WriteLine(numbers.Min());

        Console.WriteLine(numbers.Sum());

    }

}