using System;

public class Program

{

    public static void Main()

    {

    // Get patio dimensions from user

        double length, width, depth;

        Console.Write("Enter the length of the patio (in feet): ");

        if (!double.TryParse(Console.ReadLine(), out length) || length <= 0)

        {

            Console.WriteLine("Invalid input, length must be a positive integer. ");

        return;

        }

        Console.Write("Enter the width of the patio (in feet): ");

        if (!double.TryParse(Console.ReadLine(), out width) || width <= 0)

        {

            Console.WriteLine("Invalid input, width must be a positive integer. ");

        return;

        }

        Console.Write("Enter the depth of the patio (in feet): ");

        if (!double.TryParse(Console.ReadLine(), out depth) || depth <= 0)

        {

            Console.WriteLine("Invalid input, depth must be a positive integer. ");

        return;

        }

    // Calculate the area of patio

        double area = length * width;

    // Calculate the total volume of the concrete needed

        double totalVolume = area * depth;

    // Calculate the number of buggy trips needed

        int trips = (int)Math.Ceiling(totalVolume / 9);

    // Calculate the time needed for pouring

        int pouringTime = trips * 5;

    // Prompt user for finish of choice

        Console.WriteLine("Choose the patio finish (flat, broom, stamped): ");

        string finishChoice = Console.ReadLine().ToLower();

        double finishTime = 0; 

        switch (finishChoice)

        {

            case "broom":

                finishTime = area * 0.1;

                break;

            case "stamped":

                finishTime = area * 0.2;

                break;

            default:

                finishChoice = "flat";

                break;

        }

    // Calculate total time needed for patio

        int setupTime = 30;

        int cleanupTime = 40;

        int totalTime = setupTime + cleanupTime + pouringTime + (int)finishTime;

    // Display final output for the creation of a patio

        Console.WriteLine("Patio Area: {0} square feet", area);

        Console.WriteLine("Concrete needed: {0} cubic feet", totalVolume);

        Console.WriteLine("Number of buggy trips: {0}", trips);

        Console.WriteLine("Total time required: {0} minutes", totalTime);

    }

}