# Hello aider! Here is the simplest possible "hello world" example of using aider:


#### change hello to goodbye To change the output from "hello" to "goodbye", we need to modify the `hello.py` file. Here is the change: ```python hello.py <<<<<<< ORIGINAL print("hello") ======= print("goodbye") >>>>>>> UPDATED ``` > Applied edit to hello.py > Commit 672ae42 aider: Changed output from "hello" to "goodbye" in hello.py.