static void Main(string[] args) { string isNegative = ""; try { Console.WriteLine("Enter a Number"); string number = Console.ReadLine(); number = Convert.ToDouble(number).ToString(); if (number.Contains("-")) { isNegative = "Minus "; number = number.Substring(1, number.Length - 1); } if (number == "0") { Console.WriteLine("The number in currency fomat is \nZero Only"); } else { Console.WriteLine(isNegative + NumberToWord.GetWord(number)); } Console.ReadKey(); } catch (Exception ex) { Console.WriteLine(ex.Message); } }