Net基础篇_学习笔记_第十一天_面向对象(练习）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace juhnko
{
    class Ticket
    {
        private double _distance;
        public double Distance
        {
            get { return _distance; }
        }
        public Ticket(double distance)
        {
            if (distance<0)
            {
                distance = 0;
            }
            this._distance=distance;
        }
        private double _price;
        public double Price
        {
            get
            {
                if (_distance > 0 && _distance <= 100)
                {
                    return _distance * 1.0*1.00;
                }
                else if (_distance > 100 && _distance <= 200)
                {
                    return _distance * 0.95 * 1.00;
                }
                else if (_distance > 200 && _distance <= 300)
                {
                    return _distance * 0.9 * 1.00;
                }
                else
                {
                    return _distance * 0.8 * 1.00;
                }
            }
        }
        public void ShowTicket()
        {
            Console.WriteLine("{0}公里需要{1}元",this.Distance,this.Price);
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace juhnko
{
    class Program
    {
        static void Main(string[] args)
        {
            Ticket myTicket = new Ticket(260);
            myTicket.ShowTicket();
            Console.ReadKey();
        }
    }
}