simple bank account management system All info is secure. Descirption = bankaccount class represents a bank account with account number, account holder, and balance Attributes:
- accountNumber: ID number of account
- accountholder: name of owner
- balance: amount of money in account Methods:
- deposit : put money into account -withdraw : take money out of account -getbalance : see how much money in account -displayaccountinfo : see acc #, owner name, and balance of account