Click on the small arrow on the left-hand side of each folder to expand its view:
Various folders inside the project folder
As you can see, we have multiple folders in our project folder. Our main project folder contains three subfolders, which are manifest, java, and res; we will explore each of these folders individually now:
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manifest: This folder contains your AndroidManifest.xml file, which is responsible for giving permissions to your app, as we learned in the preceding chapter.
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java: This folder contains all your .java files, which are your Java code files. Generally, this folder has multiple ...
