static void Main(string[] args) { PersonnelRegister register = new PersonnelRegister(); Console.WriteLine("Welcome to your employee register!"); while (true) { Console.WriteLine("1 to add Employee.\n2 to print all employees.\nAny other input to exit!\n"); int input; try { input = int.Parse(Console.ReadLine()); } catch (Exception e) { Console.WriteLine("Goodbye!"); break; } if (input == 1) { Console.WriteLine("Please input a name:"); string name = Console.ReadLine(); Console.WriteLine("Please input the salary:"); string salary = Console.ReadLine(); register.AddEmployee(name, salary); } else if (input == 2) { Console.WriteLine("\nHere are all the employees: "); register.PrintRegister(); } else { Console.WriteLine("Goodbye!"); break; } } }