static void Main(string[] args)
{
UserTrail u1 = new UserTrail();
u1.Show();
u1.Calculate();
}
static void Main(string[] args)
{
try
{
UserTrail u = new UserTrail();
u.show();
u.calculate();
}
catch (Exceptionhandling ex)
{
Console.WriteLine(ex.Message);
}
}