using System;

public class Program

{

    public static void Main()

    {

        //TestOne();

        //CheckSum(3);

        //CheckBoolSum(3);

    }

    public static void TestOne()

    {

        for(int row = 0; row < 5; row++)

        {

            for(int col = 5; col >= 0; col--)

            {

                if (col > row)

                {

                    Console.Write(" ");

                }

                else

                {

                    Console.Write("*");

                }

            }

            Console.WriteLine();

        }

    }

    public static int CheckSum(int numberOfElements)

    {

        int sum = 0, counter = 1;

        for(int index = 0; index < numberOfElements; index++)

        {

            sum += counter;

            counter += 2;

        }

        Console.WriteLine(sum);

        return sum;

    }

    public static bool CheckBoolSum(int numberOfElements)

    {

        bool result = false;

        int sum = 0, counter = 1;

        for(int index = 0; index < numberOfElements; index++)

        {

            sum += counter;

            counter += 2;

        }

        result = sum > 8 ? true : false;

        Console.Write(sum + " - ");

        Console.Write(result);

        return result;

    }

}