using System;

​

namespace JobApp

{

    public class Job

    {

        private int JobNumber;

        private double Hours;

        private double Price;

​

        public Job(int JobNum, double Hrs)

        {

            JobNumber = JobNum;

            Hours = Hrs;

            CalculatePrice();

        }

​

        public int jobNumber { get; set; }

​

        public double hours

        {

            get { return Hours; }

            set { Hours = value; CalculatePrice(); }

        }

​

        private void CalculatePrice()

        {

            Price = Hours * 30;

​

        }

​

        public virtual double getPrice()

        {

            return Price;

        }

​

        public override string ToString()

        {

            return GetType() + "\n" +

                "Job Number: " + JobNumber + "\n" +

                "Hours: " + Hours + "\n" +

                "Price: $" + Price.ToString("0.00");

        }

​

    }

    public class JobDemo

    {

        public static void Main(string[] args)

        {

            Job job = new Job(1, 40);

            Console.WriteLine(job.ToString());

            Job urgentJob = new UrgentJob(2, 30, 25);

            Console.WriteLine("\n" + urgentJob.ToString());

            Console.ReadLine();

        }

    }

    public class UrgentJob : Job 

    {

        private double extraCharge;

​

        public UrgentJob(int JobNum, double Hrs, double extraCharge):base(JobNum, Hrs)

        {

            this.extraCharge = extraCharge;

        }

​

        public override double getPrice()

        {

            return this.extraCharge + base.getPrice();

        }

​

        public override string ToString()

        {

            return 

                base.ToString() + "\n" +

                "Extra Charge: $" + (this.extraCharge.ToString("0.00")) + "\n" +

                "Total Price: $" + getPrice().ToString("0.00");

​

        }

​

    }

}