input: def BankAccount_Operations(initial_balance: float, deposits: List[float], withdrawals: List[float]) -> float:
      """
      Simulate operations on a bank account: an initial deposit, followed by a series of deposits and withdrawals.
      Return the final balance of the account.
      
      >>> BankAccount_Operations(1000.0, [500.0, 200.0], [300.0, 400.0])
      1000.0
      >>> BankAccount_Operations(500.0, [200.0, 100.0], [600.0, 50.0])
      150.0
      """
output:     balance = initial_balance
      for deposit in deposits:
          balance += deposit
      for withdrawal in withdrawals:
          balance -= withdrawal
      return balance