public class Account{
            //fields
            public static int NumberOfAccounts;
            public static int Id;
            public static double Balance;
            public static double AnnualInterestRate;

            // constructor with no arg
            Account(){
                NumberOfAccounts = 0;
                Id = 0;
                Balance = 0;
                AnnualInterestRate = 0;
            }
            //constructor
            public Account(int Id, double newBal, double annIntRate){
               Id = NumberOfAccounts+1;
               Balance = newBal;
               AnnualInterestRate = annIntRate;
               NumberOfAccounts++;
            }
            //methods
            public int getId(){
                return Id;
            }

            public double getBalance(){
                 return Balance;
            }

            public double getAnnualInterestRate(){
                return AnnualInterestRate;
            }

            public void setID(int newID){
                newID = NumberOfAccounts + 1;
                Id = newID;
            }

            public void setBalance(double newBal){
                if (newBal > 0){
                Balance = newBal;
            }
                else{
                    System.out.print("Balance cannot be set below zero");
                }
            }


            public void setAnnualInterestRate(double userAnnualInterestRate){
                if(userAnnualInterestRate > 0){
                AnnualInterestRate = userAnnualInterestRate;
            }
                else{
                    System.out.print("You cannot set an interest rate below zero");
                }
            }

            public double getMonthlyInterestRate(){
                return AnnualInterestRate/12;
            }

            public void withdraw(double amount){
              if(amount <= 0){
                  System.out.print("You must withdraw an amount greater than zero");
              }

              if(Balance < amount){
                  System.out.print("Insufficient funds");
              }
             else{
                Balance = Balance - amount;
            }

            }
            public void deposit(double amount){
                if(amount < 0){
                    System.out.print("You must deposit an amount greater than zero");
                }
                else{
                Balance += amount;
            }
            }

            public int getNumberOfAccounts(){
                return NumberOfAccounts;
            }

            public void transfer(Account x, double amount){
                withdraw(amount);
                x.deposit(amount);
            }


}