Excepciones V2 - Ejercicio De Programacion C# Sharp

using System;  // Import the System namespace for basic functionality

class Program  // Define the main class
{
    static void Main()  // The entry point of the program
    {
        try
        {
            // Ask the user to enter a real number
            Console.Write("Enter a real number: ");
            double number = Convert.ToDouble(Console.ReadLine());  // Convert the input to a double

            // Check if the number is negative before attempting to calculate the square root
            if (number < 0)
            {
                // If the number is negative, throw an exception as we can't calculate the square root of a negative number
                throw new InvalidOperationException("Cannot calculate the square root of a negative number.");
            }

            // Calculate and display the square root of the number
            double squareRoot = Math.Sqrt(number);
            Console.WriteLine($"The square root of {number} is {squareRoot}");
        }
        catch (FormatException)
        {
            // Catch the FormatException if the user doesn't input a valid number
            Console.WriteLine("Error: Please enter a valid real number.");
        }
        catch (InvalidOperationException ex)
        {
            // Catch the InvalidOperationException if the number is negative
            Console.WriteLine(ex.Message);
        }
        catch (Exception ex)
        {
            // Catch any other unexpected exceptions
            Console.WriteLine($"An unexpected error occurred: {ex.Message}");
        }
    }
}

 Salida

Case 1:
Enter a real number: 16
The square root of 16 is 4

Case 2:
Enter a real number: -9
Cannot calculate the square root of a negative number.

Case 3:
Enter a real number: abc
Error: Please enter a valid real number.

Case 4:
Enter a real number: 25
The square root of 25 is 5