---

def bank_account(start_balance):
 balance = start_balance
 history = []

 def deposit(amount):
 nonlocal balance
 balance += amount
 history.Append(f'deposit {amount}')

 def withdraw(amount):
 nonlocal balance
 if amount <= balance:
 balance -= amount
 history.Append(f'withdraw {amount}')
 else:
 raise ValueError("Недостаточно средств для снятия")

 def get_history():
 return history

 return deposit, withdraw, get_history


# Создаём счёт с балансом 100
deposit, withdraw, get_history = bank_account(100)

# Выполняем операции
deposit(50)
withdraw(30)
deposit(20)

# Выводим результат
print(f"История: {get_history()}")
print(f"Финальный баланс: {balance}")