using System;
public class DateArithmetic
{
public static void Main()
{
DateTime date1, date2;
DateTimeOffset dateOffset1, dateOffset2;
TimeSpan difference;
date1 = DateTime.Now;
date2 = DateTime.UtcNow;
difference = date1 - date2;
Console.WriteLine("{0} - {1} = {2}", date1, date2, difference);
}
}