using System;

public class Program

{   

    public static void Main()

    {

            int year = 2000; 

            double apples = 20, allApples = 20;

            bool print = true;

​

            do

            {

                apples += apples/5;

                allApples += apples;

​

                year += 2;

​

                if (apples >= 50 && print == true) 

                {

                    Console.WriteLine("In {0} apples are {1}", year, apples);

                    print = false;

                }

​

            }while(allApples <= 900);

​

            Console.WriteLine("In {0} apples are {1}", year, allApples);

    }

}