using System;

public class Program

{

    public static void Main()

    {

        double total = 0;

        int j = 0;

        for (int i=0; i < 444; i++){ //months to wait

            total = total + 1000; // monthly pay

            j++;

            if (j == 12){

                total = total * 1.04; //average yearly gain

                j =0;

            }       

        }       

        Console.WriteLine((total * 0.04)/12);

    }

}