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Name		Name	Last commit message	Last commit date
Latest commit History 1,818 Commits
cpp/neetcode_150		cpp/neetcode_150
csharp		csharp
go		go
java		java
javascript		javascript
kotlin		kotlin
python		python
ruby		ruby
rust		rust
swift		swift
typescript		typescript
.gitignore		.gitignore
1-Two-Sum.py		1-Two-Sum.py
10-Regular-Expression-Matching.py		10-Regular-Expression-Matching.py
100-Same-Tree.py		100-Same-Tree.py
102-Binary-Tree-Level-Order-Traversal.py		102-Binary-Tree-Level-Order-Traversal.py
104-Maximum-Depth-of-Binary-Tree.py		104-Maximum-Depth-of-Binary-Tree.py
1046-Last-Stone-Weight.py		1046-Last-Stone-Weight.py
105-Construct-Binary-Tree-from-Preorder-and-Inorder-Traversal.py		105-Construct-Binary-Tree-from-Preorder-and-Inorder-Traversal.py
11-Container-With-Most-Water.py		11-Container-With-Most-Water.py
110-Balanced-Binary-Tree.py		110-Balanced-Binary-Tree.py
1143-Longest-Common-Subsequence.py		1143-Longest-Common-Subsequence.py
115-Distinct-Subsequences.py		115-Distinct-Subsequences.py
12-Integer-To-Roman.py		12-Integer-To-Roman.py
121-Best-Time-To-Buy-and-Sell-Stock.py		121-Best-Time-To-Buy-and-Sell-Stock.py
1239-Maximum-Length-of-a-Concatenated-String-with-Unique-Characters.py		1239-Maximum-Length-of-a-Concatenated-String-with-Unique-Characters.py
124-Binary-Tree-Maximum-Path-Sum.py		124-Binary-Tree-Maximum-Path-Sum.py
125-Valid-Palindrome.py		125-Valid-Palindrome.py
127-Word-Ladder.py		127-Word-Ladder.py
128-Longest-consecutive-sequence.py		128-Longest-consecutive-sequence.py
13-Roman-To-Integer.py		13-Roman-To-Integer.py
130-Surrounded-Regions.py		130-Surrounded-Regions.py
131-Palindrome-Partitioning.py		131-Palindrome-Partitioning.py
133-Clone-Graph.py		133-Clone-Graph.py
134-Gas-Station.py		134-Gas-Station.py
136-Single-Number.py		136-Single-Number.py
138-Copy-List-With-Random-Pointer.py		138-Copy-List-With-Random-Pointer.py
139-Word-Break.py		139-Word-Break.py
141-Linked-List-Cycle.py		141-Linked-List-Cycle.py
143-Reorder-List.py		143-Reorder-List.py
1448-Count-Good-Nodes-in-Binary-Tree.py		1448-Count-Good-Nodes-in-Binary-Tree.py
146-LRU-Cache.py		146-LRU-Cache.py
15-3Sum.py		15-3Sum.py
150-Evaluate-Reverse-Polish-Notation.py		150-Evaluate-Reverse-Polish-Notation.py
152-Maximum-Product-Subarray.py		152-Maximum-Product-Subarray.py
153-Find-Minimum-in-Rotated-Sorted-Array.py		153-Find-Minimum-in-Rotated-Sorted-Array.py
155-Min-Stack.py		155-Min-Stack.py
1584-Min-Cost-to-Connect-all-Points.py		1584-Min-Cost-to-Connect-all-Points.py
160-Intersection-of-Two-Linked-Lists.py		160-Intersection-of-Two-Linked-Lists.py
167-Two-Sum-II.py		167-Two-Sum-II.py
17-Letter-Combinations-of-a-Phone-Number.py		17-Letter-Combinations-of-a-Phone-Number.py
1851-Minimum-Interval-to-Include-Each-Query.py		1851-Minimum-Interval-to-Include-Each-Query.py
1899-Merge-Triplets-to-Form-Target-Triplet.py		1899-Merge-Triplets-to-Form-Target-Triplet.py
19-Remove-Nth-node-from-end-of-List.py		19-Remove-Nth-node-from-end-of-List.py
190-Reverse-Bits.py		190-Reverse-Bits.py
1905-Count-Sub-Islands.py		1905-Count-Sub-Islands.py
191-Number-of-1-Bits.py		191-Number-of-1-Bits.py
198-House-Robber.py		198-House-Robber.py
199-Binary-Tree-Right-Side-View.py		199-Binary-Tree-Right-Side-View.py
2-Add-Two-Numbers.py		2-Add-Two-Numbers.py
20-Valid-Parentheses.py		20-Valid-Parentheses.py
200-Number-of-Islands.py		200-Number-of-Islands.py
2013-Detect-Squares.py		2013-Detect-Squares.py
202-Happy-Number.py		202-Happy-Number.py
206-Reverse-Linked-List.py		206-Reverse-Linked-List.py
207-Course-Schedule.py		207-Course-Schedule.py
208-Implement-Trie.py		208-Implement-Trie.py
21-Merge-Two-Sorted-Lists.py		21-Merge-Two-Sorted-Lists.py
210-Course-Schedule-II.py		210-Course-Schedule-II.py
211-Design-Add-and-Search-Words-Data-Structure.py		211-Design-Add-and-Search-Words-Data-Structure.py
212-Word-Search-II.py		212-Word-Search-II.py
213-House-Robber-II.py		213-House-Robber-II.py
215-Kth-Largest-Element-in-an-Array.py		215-Kth-Largest-Element-in-an-Array.py
217-Contains-Duplicate.py		217-Contains-Duplicate.py
22-Generate-Parentheses.py		22-Generate-Parentheses.py
221-Maximal-Square.py		221-Maximal-Square.py
226-Invert-Binary-Tree.py		226-Invert-Binary-Tree.py
23-Merge-K-Sorted-Lists.py		23-Merge-K-Sorted-Lists.py
230-Kth-Smallest-Element-in-a-BST.py		230-Kth-Smallest-Element-in-a-BST.py
236-Lowest-Common-Ancestor-of-a-Binary-Tree.py		236-Lowest-Common-Ancestor-of-a-Binary-Tree.py
238-Product-of-array-except-self.py		238-Product-of-array-except-self.py
239-Sliding-Window-Maximum.py		239-Sliding-Window-Maximum.py
24-Swap-Nodes-in-Pairs.py		24-Swap-Nodes-in-Pairs.py
242-Valid-Anagrams.py		242-Valid-Anagrams.py
25-Reverse-Nodes-in-K-Group.py		25-Reverse-Nodes-in-K-Group.py
252-Meeting-Rooms.py		252-Meeting-Rooms.py
253-Meeting-Rooms-ii.py		253-Meeting-Rooms-ii.py
26-Remove-Duplicates-from-Sorted Array.py		26-Remove-Duplicates-from-Sorted Array.py
261-Graph-Valid-Tree.py		261-Graph-Valid-Tree.py
268-Missing-Number.py		268-Missing-Number.py
27-Remove-Element.py		27-Remove-Element.py
271-Encode-and-Decode-Strings.py		271-Encode-and-Decode-Strings.py
28-Implement-strStr.py		28-Implement-strStr.py
286-Walls-and-Gates.py		286-Walls-and-Gates.py
287-Find-The-Duplicate-Number.py		287-Find-The-Duplicate-Number.py
295-Find-Median-from-Data-Stream.py		295-Find-Median-from-Data-Stream.py
297-Serialize-and-Deserialize-Binary-Tree.py		297-Serialize-and-Deserialize-Binary-Tree.py
3-Longest-Substring-Without-Repeating-Characters.py		3-Longest-Substring-Without-Repeating-Characters.py
300-Longest-Increasing-Subsequence.py		300-Longest-Increasing-Subsequence.py
309-Best-Time-To-Buy-and-Sell-Stock-With-Cooldown.py		309-Best-Time-To-Buy-and-Sell-Stock-With-Cooldown.py

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Leetcode solutions for NeetCode.io

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I will periodically update the neetcode.io site with new solutions for this repo!

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Solutions needed:

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Python
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Please feel free to open a pull request to add solutions in other languages for the Neetcode 150 problem list. If you would like to have collaborator permissions on the repo to merge your own PRs or review others' PRs please let me know.

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