银行家算法执行程序，请大家实验，可以用的，可以检测是否存在安全序列！-bankers algorithm implementation procedures, please experiments can be used and can detect the presence of safety sequences!

Bank Credit Risk. We commonly used techniques for risk management models noted a high level of complexity as the determination by theoretical as well as by calculating techniques for finding the joint probability distribution of loans in multivariate

银行卡号正确性校验，支持所有银行卡号。符合Luhm校验-bank card number verify , support all bank s card number. use Luhm algorithm