static void Main(string[] args)
{
int month = 12;
int day = 15;
int year = 1990;
tDate.latestDate = "12/31/2100";
tDate.earliestDate = "1/1/1990";
tDate d1 = new tDate(ref month, ref day, ref year);
d1.showDate('u', month, day, year);
d1.showDate('e', month, day, year);
string date1 = "01/15/1990";
tDate d2 = new tDate(date1, ref month, ref day, ref year);
d2.showDate('u', month, day, year);
d2.showDate('e', month, day, year);
string date2 = "15/11/1990";
tDate d3 = new tDate(date2, ref month, ref day, ref year);
d3.showDate('u', month, day, year);
d3.showDate('e', month, day, year);
string date3 = "11/11/1811";
tDate d4 = new tDate(date3, ref month, ref day, ref year);
d4.showDate('u', month, day, year);
d4.showDate('e', month, day, year);
}
static void Main(string[] args)
{
tDate.earliestDate = "1/1/1900";
tDate.latestDate = "12/31/2100";
tDate d1 = new tDate(12, 15, 1990);
d1.showDate('U');
d1.showDate('E');
tDate d2 = new tDate("12/15/1990");
d2.showDate('U');
d2.showDate('E');
tDate d3 = new tDate("15/12/1990");
d3.showDate('U');
d3.showDate('E');
tDate d4 = new tDate("11/11/1811");
d4.showDate('U');
d4.showDate('E');
}