让我们在撕逼中寻找答案
那句宣传语无视就好
这是红岩安卓2016寒假作业大礼包的实现，主要也就实现了列举的那些功能了，比如登录登出，提交问题，提交答案，换头像~~（想了想似乎也就这么点）~~
服务器使用的是阿里云学生优惠，图片存储使用的是阿里百川的免费容器试用（失效了，免费没好货）
Web端使用的是朱大的know_web的修改版，增加了安全性与图片上传功能，所以。。。就算是个 Level4 吧！
Haruue Icymoon haruue@caoyue.com.cn
本项目作为红岩移动开发部寒假作业 Level3 和 Level4 部分
Apache License 2.0
Copyright 2016 Haruue Icymoon
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
