很多人根据数据结构的定义：“Data structure is a storage that is used to store and organize data. It is a way of arranging data on a computer so that it can be accessed and updated efficiently. Depending on your requirement and project, it is important to choose the right data structure for your project. “觉得类当然也是一种数据结构，因为符合定义中提到的行为。然而，经过一番查资料外加看了下经典clean coder blog的描述，发现事情没这么简单。
关键还是要看“ 看你抽象了多少、抽象层级、想要对外暴露什么”，并且分析的角度也不同。
潜在的标准答案
