i want a source code to find it out

Question

product product = null;

1.Add

a.Mobile

Mobile m = new mobile()

console.WriteLine("enter paid")

m.productid = convert(console.ReadLine())

collect all the properties of 

Name, MfgDate, Quantity, Discount

Basic, Enum.parse(type of(GST), Console.ReadLine()) -------> GST8, Is5G