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The problem statement says, that all three operations should take O(1) time on average.
However the current implementation is only O(n) on average. It might have passed the Leetcode submission, as th…
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### LeetCode Username
Hel5inki
### Problem Number, Title, and Link
1644. Lowest Common Ancestor of a Binary Tree II https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-ii/editoria…
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### LeetCode Username
mehamoodshaik
### Problem Number, Title, and Link
2290. Minimum Obstacle Removal to Reach Corner https://leetcode.com/problems/minimum-obstacle-removal-to-reach-corner/
### B…
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https://charlesliuyx.github.io/2018/10/22/%E3%80%90%E7%9B%B4%E8%A7%82%E7%AE%97%E6%B3%95%E3%80%91%E6%A0%91%E7%9A%84%E5%9F%BA%E6%9C%AC%E6%93%8D%E4%BD%9C/
【阅读时间】7 - 10 min | 4300字【阅读内容】结合应用场景，总结有关二叉树遍…
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It would be great if someone could contribute few solutions for leetcode questions.
Few things you need to know:-
1. It doesn't matter if the solution you give is not yours.
2. Code must be clean…
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## 🐛 Bug Report
when the input occupied more than one line, all input lines will transform into one line connected by `"\n"` as a `sys.stdin`. And then that converts to a shell command.
However, the…
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## 🐛 Bug Report
this bug showed after I updated vscode to 1.75.1
double click any problem. leet code would still work, but it says
"""
Command "node "/Users/[user_name]/.vscode/extensions…
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### Problem Summary
The rank (that percentage) in runtime distribution in output of leetcode-cli is different from that value shown in leetcode website.
### How to reproduce
(Only tried with pyth…
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## Description of the issue
I've installed the following version of IPython on my Lubuntu 18.04.?:
```
$ ipython --version
7.16.1
```
I run the following, and after calling the function `uni…