1. Class Box Data

using System;
using System.Data;

namespace Class_Box_Data
{
    public class StarUp
    {
        static void Main()
        {

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

            Box box = null;
            try
            {
                box = new Box(length, width, height);

            }
            catch (ArgumentException ae)
            {

                Console.WriteLine(ae.Message);
                return;
            }


            Console.WriteLine($"Surface Area - {box.Surface(box), 0:f2}");
            Console.WriteLine($"Lateral Surface Area  - {box.LiteralSurfaceArea(box), 0:f2}");
            Console.WriteLine($"Volume  - {box.Volume(box), 0:f2}");
        }
    }
}




using System;
using System.Collections.Generic;
using System.Text;
using System.Transactions;

namespace Class_Box_Data
{
    public class Box
    {

        private double length;
        private double width;
        private double height;

        public Box(double length, double width, double height)
        {
            this.Length = length;
            this.Width = width;
            this.Height = height;
        }

        public double Length
        {
            get { return this.length; }
            private set
            {
                if (value <= 0)
                {
                    throw new ArgumentException(String.Format(Messages.Validate, nameof(this.Length)));
                }
                this.length = value;

            }
        }
        public double Height
        {
            get { return this.height; }
            private set
            {
                if (value <= 0)
                {
                    throw new ArgumentException(String.Format(Messages.Validate, nameof(this.Height)));
                }
                this.height = value;

            }
        }
        public double Width
        {
            get { return this.width; }
            private set
            {
                if (value <= 0)
                {
                    throw new ArgumentException(String.Format(Messages.Validate, nameof(this.Width)));
                }
                this.width = value;

            }
        }

        public double Surface(Box box)
        {

            return  2 * (this.Length * this.Width) + 2 * (this.Length * this.Height) + 2*(this.Width * this.Height);


        }
        public double Volume(Box box)
        {
            return  this.Width * this.Height * this.Length;


        }
        public double LiteralSurfaceArea(Box box)
        {
            return 2 * (this.Length * this.Height) + 2 * (this.Width * this.Height);


        }

        public override string ToString()
        {
            return base.ToString();
        }


    }
}




using System;
using System.Collections.Generic;
using System.Text;

namespace Class_Box_Data
{
    public class Messages
    {
        public const string Validate = "{0} cannot be zero or negative.";
    }
}