android dev challenge countdown 源码

简单的计时器应用 :scroll: 描述 #AndroidDevChallenge周的一部分2。 使用Jetpack Compose库制作的简单计时器应用程序。 着重于UI方面(状态和动画) :light_bulb: 动机与情境 :camera_with_flash: 屏幕截图 执照 Copyright 2020 The Android Open Source Project 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 https://www.apache.org/licenses/LICENSE-2.0 Unless required by applica