Christian Clauss 477cc3fe59 Add pyupgrade to pre-commit (#5638) ... * Add pyupgrade to pre-commit * Remove unused imports * updating DIRECTORY.md Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>		2021-10-28 16:45:59 +02:00
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binary_tree	Add pyupgrade to pre-commit (#5638)	2021-10-28 16:45:59 +02:00
disjoint_set	Add type annotations (#4814)	2021-10-12 00:34:30 +08:00
hashing	Pyupgrade to Python 3.9 (#4718)	2021-09-07 13:37:03 +02:00
heap	Pyupgrade to Python 3.9 (#4718)	2021-09-07 13:37:03 +02:00
linked_list	Add pyupgrade to pre-commit (#5638)	2021-10-28 16:45:59 +02:00
queue	Implement Circular Queue using linked lists. Fixes TheAlgorithms#5361 (#5587)	2021-10-28 22:43:24 +08:00
stacks	[mypy] Fix type annotations for stack_using_dll.py (#5577)	2021-10-26 21:12:46 +02:00
trie	[mypy] Fix type annotations for trie.py (#5022)	2021-10-23 01:21:41 +08:00
__init__.py	Add __init__.py files in all the directories (#2503)	2020-09-28 19:42:36 +02:00