using System;

public class Program

{

    public static void Main()

    {

        //Bruno González Parra

        int num;

        Console.WriteLine("Please give me a number from 1-20");

        num = int.Parse(Console.ReadLine());

        if ( num > 20 || num < 1)

        {

            Console.WriteLine("Please start again, the number is out of range");

        }

        else if (num % 2 == 0)

        {

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

        }

        else if (num % 2 != 0)

        {

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

            num++;

            Console.WriteLine(num);

        }

    }

}