In what simplest language can you write a program for android (with an icon) with a crash when I enter)?

Question

Android

In what simplest language can you write a program for android (with an icon) with a crash when I enter)?

Answer 1

google: android hello world
actually minimal application is created automatically in android studio, all that remains is to insert a couple of output lines
getActivity().finish();
System.exit(0);

Answer 2

Java, Kotlin.