源地址：
https://www.cnblogs.com/TG1999/p/12628551.html
1.https://www.cnblogs.com/yangqiuyan/p/12434874.html
2.https://www.cnblogs.com/yangqiuyan/p/12374397.html
3.https://www.cnblogs.com/yaj1116/p/12455606.html
4.https://www.cnblogs.com/xych/p/12461073.html
5.https://www.cnblogs.com/zxy123456/p/12449427.html
6.https://www.cnblogs.com/wanghuiru/p/12460279.html
7.https://www.cnblogs.com/yjh1128/p/12451503.html
8.https://www.cnblogs.com/jiangziyi/p/12449281.html
看法
编程均大致符合规范，仅有些注释和命名的瑕疵。