Use GNU find to show only the leaf directories

Question

I\'m trying to use GNU find to find only the directories that contain no other directories, but may or may not contain regular files.

My best guess so far has been:

Answer 1

What about this one ? It's portable and it doesn't depend on finnicky linking counts. Note however that it's important to put root/folder without the trailing /.

find root/folder -type d | awk '{ if (length($0)