using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace ConsoleApp3

{

    class Program

    {

        static void Main(string[] args)

        {

            //创建账户wangcehnjun

            Account wangchenjun = new Account("wangchenjun", "");

            //创建账户niejiong

            Account niejiong = new Account("niejiong", "");

            //创建ATM机Transfer1

            ATM Transfer1 =new ATM();

            //用户wangchenjun存入余额100万元

            wangchenjun.toDeposit();

            Console.WriteLine("wangchenjun用户的余额为: {0}元",wangchenjun.getBalance());

            //使用ATM机Transfer1，从用户wangchenjun向用户niejiong转账500元

            if (Transfer1.toTransfer(wangchenjun, niejiong, ))

                Console.WriteLine("转账已完成！");

            else Console.WriteLine("转账未完成！");

            //用户wangchenjun取出50元现金

            wangchenjun.toTakeOut();

            Console.WriteLine("wangchenjun用户的余额为:{0}元",wangchenjun.getBalance());

            Console.WriteLine("niejiong用户的余额为:{0}元", niejiong.getBalance());

            Console.ReadKey();

        }

    }

    class Account

    {

        //用户名

        private string userName = "";

        //用户密码

        private string userPassword = "";

        //用户余额（balance）

        private int userBalance = ;

        //创建账号，构造函数，输入姓名和密码

        public Account(string name, string password)

        {

            userName = name;

            userPassword = password;

        }

        //获取该账户的用户名

        public string getUserName()

        {

            return userName;

        }

        //获取账户余额

        public int getBalance()

        { return userBalance; }

        //存钱

        public bool toDeposit(int numOfDeposit)

        {

            if (numOfDeposit >= )          //存储金额为正数

            {

                userBalance = userBalance + numOfDeposit;

                return true;

            }

            else

            {

                return false;

            }

        }

        //取钱

        public bool toTakeOut(int numOfTakeOut)

        {

            if ((numOfTakeOut >= ) && (numOfTakeOut <=userBalance)) //要保证取钱数为正数，且要小于余额

            {

                userBalance = userBalance - numOfTakeOut;

                return true;

            }

            else return false;

        }

    }

    class ATM

    {

        //ATM主要用于转账，该类只包含转账这一种方法

        public bool toTransfer(Account account1,Account  account2,int amount)

        {

            bool isTakeOutOK = account1.toTakeOut(amount);

            if (isTakeOutOK)

            {

                Console.Write("账户1({0})转出{1}元成功！",account1.getUserName(), amount);

                bool isDepositOK = account2.toDeposit(amount);

                if (isDepositOK)

                {

                    Console.Write("账户2({0})转入{1}元成功！", account2.getUserName(),amount);

                    return true;

                }

                else

                {

                    account1.toDeposit(amount);  //将扣的钱退回到account1

                    Console.Write("转账失败！");

                    return false;

                }

            }

            else

            {

                Console.Write("转账失败！");

                return false;

            }

        }

    }

}