Mission: Simple Banking System

Business Scenario:

Imagine you are tasked with creating a simple banking system for a local bank. The bank wants to track basic information about customer accounts and provide functionality for deposits, withdrawals, and balance inquiries.

Task Clarifications:

Implement a BankAccount class with the following attributes:

• accountNumber (String)
• balance (double)

The class should have methods for:

• Initializing an account with an account number 12345 and an initial balance $1000.0
• Displaying the current balance.
• Depositing funds into the account.(i.e $200.0)
• Withdrawing funds from the account i.e $100.0 (ensure sufficient balance).

  Account Number: [account_number]
  Current Balance: $[initial_balance]
  Deposit successful. New balance: $[new_balance_after_deposit]
  Withdrawal successful. New balance: $[new_balance_after_withdrawal]