文件结构
- com
- example
- puzzlegame
- activity
- FlagActivity.java
- MainActivity.java
- PuzzleMain.java
- adapter
- GridItemsAdapter.java
- GridPicListAdapter.java
- bean
- BuildConfig.java
- R.java
- util
- AESUtil.java
- Decryptor.java
- GameUtil.java
- ImagesUtil.java
- reDecryptor.java
- ScreenUtil.java
- SecurityProvider.java
- google