Delete queue_on_two_stacks.py which duplicates queue_by_two_stacks.py (#8624)
* Delete queue_on_two_stacks.py which duplicates queue_by_two_stacks.py
* updating DIRECTORY.md
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Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com> C
Christian Clauss committed
2f9b03393c75f3ab14b491becae4ac5caf26de17
Parent: 5cb0a00
Committed by GitHub <[email protected]>
on 4/8/2023, 12:16:19 PM