说明：  这是我用c++做的关于文件结构的实验算法，是我们学习数据结构的时候老师给我们做的很经典的实验之一，现在给大家参考一下！
(This is what I used c++ Done on the file structure of the experimental algorithm, data structure is that we learn when the teacher gave us to do one classic experiment, and now for everyone to look at!)