using System;

public class Program

{

    public static void Main()

    {

        var currentTime = DateTime.Parse("10/10/2010 5:05:00 AM");

        var timeInTheFuture = DateTime.Parse("10/10/2010 5:10:00 AM");

        var timeInThePast = DateTime.Parse("10/10/2010 5:00:00 AM");

        Console.WriteLine((timeInTheFuture - currentTime).Minutes);

        Console.WriteLine((currentTime - timeInThePast).Minutes);

​

    }

}