添加Python3的解法
![alt text](https://user-images.githubusercontent.com/7377385/85485582-9afe5780-b5fb-11ea-84f5-10c31ccb89ff.png)
Showing
想要评论请 注册 或 登录
从无法访问的项目Fork
![alt text](https://user-images.githubusercontent.com/7377385/85485582-9afe5780-b5fb-11ea-84f5-10c31ccb89ff.png)