Binzhou College Programming Exercise mainly includes discrete math jobs and html5 canvas helper classes as well as some necessary instructions. The specific code and usage are in the corresponding folder's README. The initial use, the level is not enough, welcome to issue. 滨州学院编程练习 主要包括离散数学的作业 以及html5 canvas的帮助类. 以及一些必要的说明. 具体代码及用法分别在对应文件夹的README里. 初次使用，水平不够，欢迎issue.