是一个在学习数据结构时编写的图结构，主要是用两种方法生成需要的图结构，其中有一个头文件都注释了，要是要使用的话，只需要将另一个头文件注释并把这个取消注释，在main方法中改一个类名就好了-Is a data structure in the learning plan to prepare the structure, is mainly used two methods to generate the need for the graph structure, in which there is a header file are annotated, if you want to use words, just another header file to the Notes and the cancellation of Notes, in the main method to a class name like the