File list (Check if you may need any files):
Calculator
..........\.classpath
..........\.project
..........\.settings
..........\.........\org.eclipse.jdt.core.prefs
..........\AndroidManifest.xml
..........\assets
..........\bin
..........\...\AndroidManifest.xml
..........\...\Calculator.apk
..........\...\classes
..........\...\.......\com
..........\...\.......\...\example
..........\...\.......\...\.......\calculator
..........\...\.......\...\.......\..........\BuildConfig.class
..........\...\.......\...\.......\..........\MainActivity$1.class
..........\...\.......\...\.......\..........\MainActivity.class
..........\...\.......\...\.......\..........\R$attr.class
..........\...\.......\...\.......\..........\R$dimen.class
..........\...\.......\...\.......\..........\R$drawable.class
..........\...\.......\...\.......\..........\R$id.class
..........\...\.......\...\.......\..........\R$layout.class
..........\...\.......\...\.......\..........\R$menu.class
..........\...\.......\...\.......\..........\R$string.class
..........\...\.......\...\.......\..........\R$style.class
..........\...\.......\...\.......\..........\R.class
..........\...\classes.dex
..........\...\dexedLibs
..........\...\.........\android-support-v4-67b9449af00c0a6ba9c463a93578a5ca.jar
..........\...\jarlist.cache
..........\...\res
..........\...\...\crunch
..........\...\...\......\drawable-hdpi
..........\...\...\......\.............\ic_launcher.png
..........\...\...\......\drawable-mdpi
..........\...\...\......\.............\ic_launcher.png
..........\...\...\......\drawable-xhdpi
..........\...\...\......\..............\ic_launcher.png
..........\...\...\......\drawable-xxhdpi
..........\...\...\......\...............\ic_launcher.png
..........\...\resources.ap_
..........\gen
..........\...\com
..........\...\...\example
..........\...\...\.......\calculator
..........\...\...\.......\..........\BuildConfig.java
..........\...\...\.......\..........\R.java
..........\ic_launcher-web.png
..........\libs
..........\....\android-support-v4.jar
..........\proguard-project.txt
..........\project.properties
..........\res
..........\...\drawable-hdpi
..........\...\.............\ic_launcher.png
..........\...\drawable-ldpi
..........\...\drawable-mdpi
..........\...\.............\ic_launcher.png
..........\...\drawable-xhdpi
..........\...\..............\ic_launcher.png
..........\...\drawable-xxhdpi
..........\...\...............\ic_launcher.png
..........\...\layout
..........\...\......\activity_main.xml
..........\...\......\main.xml
..........\...\menu
..........\...\....\main.xml
..........\...\....\view_contact_info.xml
..........\...\values
..........\...\......\dimens.xml
..........\...\......\strings.xml
..........\...\......\styles.xml
..........\...\values-v11
..........\...\..........\styles.xml
..........\...\values-v14
..........\...\..........\styles.xml
..........\...\values-w820dp
..........\...\.............\dimens.xml
..........\src
..........\...\com
..........\...\...\example
..........\...\...\.......\calculator
..........\...\...\.......\..........\MainActivity.java