Code review: fix 5 oldest code files with type hints and improvements#14564
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JiayangLai wants to merge 2 commits intoTheAlgorithms:masterfrom
Open
Code review: fix 5 oldest code files with type hints and improvements#14564JiayangLai wants to merge 2 commits intoTheAlgorithms:masterfrom
JiayangLai wants to merge 2 commits intoTheAlgorithms:masterfrom
![pre-commit-ci[bot]](https://avatars.githubusercontent.com/in/68672?v=4&size=32){kind=avatar}