Introduction - If you have any usage issues, please Google them yourself
Design features: use a text command line interface. When given input card number and password (the initial card number and password is 123456), the system can log the ATM to the system, users can be carried out in accordance with the following rules: balance inquiries: initial balance of 10,000 yuan ATM withdrawals: each withdrawal amount to a multiple of 100, the total is not more than 5000 yuan, the withdrawal amount does not allow overdrafts. The ATM deposits: can not be negative deposits. Modify password: New password length is not less than 6, 6 are not allowed in the exact same situation, only the old password is correct, meet the requirements of the new password twice, and enter the same case can successfully modify password.