code for date difference

DateTime[] dd = new DateTime[] { new DateTime(2014, 01, 10, 10, 15, 01),new DateTime(2014, 01, 10, 10, 10, 10) };

        int x = Convert.ToInt32((dd[0] - dd[1]).TotalMinutes);

        String unit = "days";

        if (x / 60 == 0)
        {
            unit = "minutes";
        }

        else if (x / 60 / 24 == 0)
        {
            unit = "hours";
            x = x / 60;
        }

        else
        {
            x = x / (60 * 24);
        }

        Console.WriteLine(x + " " + unit);