using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine((double)389.77688858281953 * (double)26.98298362411565 / (double)26.98298362411565);

        Console.WriteLine((double)389.77688858281953 * (double)26.98298362411565);

        Console.WriteLine((double)389.11111111111133 * (double)27.11111111111166 / (double)27.11111111111166);

        Console.WriteLine((double)389.7000000000003 * (double)27.9000000000006);

    }

}