银行家算法是避免死锁的一种重要方法。 本实验的目的是，加深了解有关资源申请、避免死锁等概念，并体会和了解死锁和避免死锁的具体实施方法。-Banker' s algorithm is an important method to avoid deadlock. The purpose of this study is to better understand the application of resources to avoid deadlock and other concep