public static void Main()
Console.WriteLine("Enter First Number : ");
int FirstNumber = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter Second Number : ");
int SecondNumber = Convert.ToInt32(Console.ReadLine());
int sum = FirstNumber / SecondNumber;
Console.WriteLine("Answer : " + sum);
Console.WriteLine("Invalid Second Number.");
catch (DivideByZeroException)
Console.WriteLine("Cannot divide by zero. ");
Console.WriteLine("Invalid First Number");