using System;

public class Program

{

    public static void Main()

    {

        int a = 2000;

        double b = 0.17;

        int c = 2001;

        var d = a * b;

        var e = c * b;

        Console.WriteLine(d);

        Console.WriteLine(d.ToString("N2"));

        Console.WriteLine(e);

    }

}