Q3)Create a class hierarchy as Company extended by AccountsDepartment. AccountsDepartment extended by AccountsReceivable and AccountsPayables. The Company performs following operations. (1) There is an inflow and outflow of cash by the customers. (2) Whenever a customer comes the AccountsDepartment ask for the customer details like customer id, name, email address, phone number and amount to be drawn or deposited. (3) If it is a deposit it is considered as AccountsReceivable. (4) If it is a withdraw it is considered as AccountsPayable.
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there should be Bean Class as a Customer