public static void Main()
Console.WriteLine("Cigarette Packing.");
Console.Write("Enter diameter of cigarette: ");
input = Console.ReadLine();
if (Int32.TryParse(input, out inputNumber) == true)
Console.Write("Enter dimension value one: ");
input = Console.ReadLine();
if (Int32.TryParse(input, out inputNumber) == true)
Console.Write("Enter dimension value two: ");
input = Console.ReadLine();
if (Int32.TryParse(input, out inputNumber) == true)
total = (length / diameter) * (width / diameter);
Console.WriteLine("Maximum number of cigarettes to be packed: ", total);
Console.WriteLine("Invalid dimension two.");
Console.WriteLine("Invalid dimension two.");
Console.WriteLine("Invalid dimension one.");
Console.WriteLine("Invalid dimension one.");
Console.WriteLine("Invalid diameter.");
Console.WriteLine("Invalid diameter.");
Console.WriteLine("Invalid diameter.");
Console.Write("\nDo you want to try again? [Y/y]: ");
answer = Console.ReadLine();
} while ((answer == "Y") || (answer == "y"));
Console.WriteLine("End of the program. Press any key to exit.");