Account Class

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

namespace atm_program
{
    class Account
    {
        //Members
        private long acctNo;
        protected double balance;

       //Properties, get & set methods
        public long AcctNo
        {
            get { return acctNo; }
            set { acctNo = value; }
        }

        public double Balance
        {
            get { return balance; }
        }

        //Constructors

   //Note: No default constructors!

        public Account(long acctNumber)
        {
            acctNo = acctNumber;

        }

        // Methods


        public virtual double Deposit(double amount)
        {
            balance = amount + balance;
            return balance;
        }

        public virtual double Withdrawal(double amount)
        {
            balance = balance - amount;
            return amount;

        }
    }
}