using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter floor length in feet:"); // input the desired number of ft required for the job (In terms of length)

            double length = double.Parse(Console.ReadLine());

        Console.WriteLine("Enter floor width in feet:");  // input the desired number of ft required for the job (In terms of width)

            double width = double.Parse(Console.ReadLine());

        Console.WriteLine("Enter floor depth in feet:");  // input the desired number of ft required for the job (In terms of depth)

            double depth = double.Parse(Console.ReadLine());

​

            if (length <= 0 || width <= 0 || depth <= 0) // the "OR" operator here works well because of the simultaneous conditions that need to be met

            {

                Console.WriteLine("Error: Dimension must be a positive number.");

                return;

            }

​

            double volume = length * width * depth;

            int trips = (int)Math.Ceiling(volume / 150);

            int time = 60 * trips + 20 + 40;

​

            Console.WriteLine("Total volume needed: " + volume + " cubic feet");

            Console.WriteLine("Total number of buggy trips: " + trips);

            Console.WriteLine("Estimated amount of time required: " + time + " minutes");

    }

}