Dylan Buchi e7381b513b
[mypy] Fix type annotations in data_structures/stacks/next_greater_element.py (#5763)
* Fix type annotations in next_greater_element.py

* Refactor next_greater_element.py
2021-11-05 20:45:37 +01:00
..
2020-11-02 00:35:31 +08:00