using System;

public class Program

{

    public static void Main()

    {

        int x =10;

        while (x>2)

        {

            Console.WriteLine(x+" green bottles sitting on the wall ");

            Console.WriteLine(x+" green bottles sitting on the wall ");

            Console.WriteLine(" and if one green bottle should accidentally fall... ");

            x= x-1;

            Console.WriteLine(" there will be " + x + " green bottles sitting on the wall ");

        }

        while(x>=2)

        {

            Console.WriteLine(x+" green bottles sitting on the wall ");

            Console.WriteLine(x+" green bottles sitting on the wall ");

            Console.WriteLine(" and if one green bottle should accidentally fall... ");

            x= x-1;

            Console.WriteLine(" there will be " + x + " green bottles sitting on the wall ");

        }

        while (x ==1)

        {

              Console.WriteLine(x+" green bottle sitting on the wall ");

            Console.WriteLine(x+" green bottle sitting on the wall ");

            Console.WriteLine(" and if one green bottle should accidentally fall... ");

            x= x-1;

            Console.WriteLine(" there will be " + x + " green bottle sitting on the wall ");

        }

    }

​

}