用于实现一个进行在线答疑的安卓客户端，需要登录后方能使用，回答和提问均可以获取积分，并可以在个人中心中查看积分排行榜和收到的回复，此外还提供问题收藏功能-For implementing a online Q Android client you need to log in before using, and questions can be answered earn points, and you can view the responses received in scoreboard