public static void Main()
String name = "Notebook N-series 7";
double total = price*item;
double vat = total+(total*7/100);
Console.WriteLine("PRODUCT ID = {0}",id);
Console.WriteLine("PRODUCT NAME = {0}",name);
Console.WriteLine("---------------------------------------");
Console.WriteLine("ITEM \t{0} items.",item);
Console.WriteLine("PRICE \t{0:n} baht.",price);
Console.WriteLine("TOTAL \t{0} baht.",price*item);
Console.WriteLine("---------------------------------------");
Console.WriteLine("VAT7% \t{0:N} baht.",vat);