Countdown

倒计时的实现

TimerAndTastActivity

采用的是Java实现，即Timer和TimerTask方式

Name		Name	Last commit message	Last commit date
Latest commit History 4 Commits
app		app
.gitignore		.gitignore
README.md		README.md
build.gradle		build.gradle
gradle.properties		gradle.properties
gradlew		gradlew
gradlew.bat		gradlew.bat
settings.gradle		settings.gradle

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