针对银行的操作系统而编译的操作系统，可以实现银行用户的开户，取款，存款，计算利息，查询，财富排行等操作，界面简单，容易操作。-For banks operating system and compiler of the operating system, you can realize the user s bank accounts, withdrawals, deposits, calculation of interest, inquiries, wealth ranking, and o