LeetCode solutions

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flowchart LR
    P["Problem<br/>Bài toán / 問題"]:::yellow
    I["Idea<br/>Ý tưởng / 方針"]:::blue
    C["Code<br/>Mã / 実装"]:::purple
    T["Complexity & tests<br/>Độ phức tạp / 検証"]:::green
    P --> I --> C --> T
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    classDef green fill:#DDF5E3,stroke:#4F9D69,stroke-width:2px,color:#172B4D

English

A personal collection of algorithm solutions in Python, Rust, Go and SQL. Filenames start with the LeetCode problem number. Solutions are learning references rather than a packaged library.

Tiếng Việt

Bộ sưu tập cá nhân các lời giải thuật toán bằng Python, Rust, Go và SQL. Tên file bắt đầu bằng số bài LeetCode. Đây là tài liệu học tập, không phải thư viện đóng gói.

日本語

Python、Rust、Go、SQL によるアルゴリズム解答の個人コレクションです。ファイル名は LeetCode の問題番号から始まります。パッケージライブラリではなく学習用の参考実装です。

Name		Name	Last commit message	Last commit date
algorithm		algorithm
.gitignore		.gitignore
1. Two Sum.go		1. Two Sum.go
1.two-sum.py		1.two-sum.py
1.two-sum.rs		1.two-sum.rs
10.regular-expression-matching.py		10.regular-expression-matching.py
100. Same Tree.rs		100. Same Tree.rs
100.same-tree.py		100.same-tree.py
101.symmetric-tree.py		101.symmetric-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
108.convert-sorted-array-to-binary-search-tree.py		108.convert-sorted-array-to-binary-search-tree.py
11.container-with-most-water.py		11.container-with-most-water.py
112.path-sum.py		112.path-sum.py
118.pascals-triangle.py		118.pascals-triangle.py
12.integer-to-roman.py		12.integer-to-roman.py
124.binary-tree-maximum-path-sum.py		124.binary-tree-maximum-path-sum.py
1255.maximum-score-words-formed-by-letters.py		1255.maximum-score-words-formed-by-letters.py
13.roman-to-integer.py		13.roman-to-integer.py
132.palindrome-partitioning-ii.py		132.palindrome-partitioning-ii.py
135.candy.py		135.candy.py
136.single-number.py		136.single-number.py
14.longest-common-prefix.py		14.longest-common-prefix.py
141.linked-list-cycle.py		141.linked-list-cycle.py
146.lru-cache.py		146.lru-cache.py
149.max-points-on-a-line.py		149.max-points-on-a-line.py
15.3-sum.py		15.3-sum.py
151.reverse-words-in-a-string.py		151.reverse-words-in-a-string.py
16.3-sum-closest.py		16.3-sum-closest.py
165.compare-version-numbers.py		165.compare-version-numbers.py
17.letter-combinations-of-a-phone-number.py		17.letter-combinations-of-a-phone-number.py
1782.count-pairs-of-nodes.py		1782.count-pairs-of-nodes.py
18.4-sum.py		18.4-sum.py
1835.find-xor-sum-of-all-pairs-bitwise-and.py		1835.find-xor-sum-of-all-pairs-bitwise-and.py
187.repeated-dna-sequences.py		187.repeated-dna-sequences.py
1889.minimum-space-wasted-from-packaging.py		1889.minimum-space-wasted-from-packaging.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
191.number-of-1-bits.py		191.number-of-1-bits.py
1929.concatenation-of-array.py		1929.concatenation-of-array.py
1977.number-of-ways-to-separate-numbers.py		1977.number-of-ways-to-separate-numbers.py
1987.number-of-unique-good-subsequences.py		1987.number-of-unique-good-subsequences.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
2009.minimum-number-of-operations-to-make-array-continuous.py		2009.minimum-number-of-operations-to-make-array-continuous.py
2014.longest-subsequence-repeated-k-times.py		2014.longest-subsequence-repeated-k-times.py
2019.the-score-of-students-solving-math-expression.py		2019.the-score-of-students-solving-math-expression.py
2025.maximum-number-of-ways-to-partition-an-array.py		2025.maximum-number-of-ways-to-partition-an-array.py
2030.smallest-k-length-subsequence-with-occurrences-of-a-letter.py		2030.smallest-k-length-subsequence-with-occurrences-of-a-letter.py
2035.partition-array-into-two-arrays-to-minimize-sum-difference.py		2035.partition-array-into-two-arrays-to-minimize-sum-difference.py
2040.kth-smallest-product-of-two-sorted-arrays.py		2040.kth-smallest-product-of-two-sorted-arrays.py
2053.kth-distinct-string-in-an-array.py		2053.kth-distinct-string-in-an-array.py
2057.smallest-index-with-equal-value.py		2057.smallest-index-with-equal-value.py
206.reverse-linked-list.py		206.reverse-linked-list.py
2060.check-if-an-original-string-exists-given-two-encoded-strings.py		2060.check-if-an-original-string-exists-given-two-encoded-strings.py
207.course-schedule.py		207.course-schedule.py
21.merge-two-sorted-lists.py		21.merge-two-sorted-lists.py
215.kth-largest-element-in-an-array.py		215.kth-largest-element-in-an-array.py
218.the-skyline-problem.py		218.the-skyline-problem.py
22.generate-parentheses.py		22.generate-parentheses.py
222.count-complete-tree-nodes.py		222.count-complete-tree-nodes.py
227.basic-calculator-ii.py		227.basic-calculator-ii.py
23.merge-k-sorted-lists.py		23.merge-k-sorted-lists.py
236.lowest-common-ancestor-of-a-binary-tree.py		236.lowest-common-ancestor-of-a-binary-tree.py
237.delete-node-in-a-linked-list.py		237.delete-node-in-a-linked-list.py
238.product-of-array-except-self.py		238.product-of-array-except-self.py
2392.build-a-matrix-with-conditions.py		2392.build-a-matrix-with-conditions.py
24.swap-nodes-in-pairs.py		24.swap-nodes-in-pairs.py
240.search-a-2-d-matrix-ii.py		240.search-a-2-d-matrix-ii.py
25.reverse-nodes-in-k-group.py		25.reverse-nodes-in-k-group.py
257.binary-tree-paths.py		257.binary-tree-paths.py
26.remove-duplicates-from-sorted-array.py		26.remove-duplicates-from-sorted-array.py
27.remove-element.py		27.remove-element.py
274.h-index.py		274.h-index.py
2769.find-the-maximum-achievable-number.py		2769.find-the-maximum-achievable-number.py
28.implement-str-str.py		28.implement-str-str.py
284.peeking-iterator.py		284.peeking-iterator.py
29.divide-two-integers.py		29.divide-two-integers.py
29.divide-two-integers.rs		29.divide-two-integers.rs
299.bulls-and-cows.py		299.bulls-and-cows.py
3.longest-substring-without-repeating-characters.py		3.longest-substring-without-repeating-characters.py
30.substring-with-concatenation-of-all-words.py		30.substring-with-concatenation-of-all-words.py
31.next-permutation.py		31.next-permutation.py
31.next-permutation.rs		31.next-permutation.rs
3110.score-of-a-string.py		3110.score-of-a-string.py
32.longest-valid-parentheses.py		32.longest-valid-parentheses.py
321.create-maximum-number.py		321.create-maximum-number.py
329.longest-increasing-path-in-a-matrix.py		329.longest-increasing-path-in-a-matrix.py
33.search-in-rotated-sorted-array.py		33.search-in-rotated-sorted-array.py
336.palindrome-pairs.py		336.palindrome-pairs.py
34.find-first-and-last-position-of-element-in-sorted-array.py		34.find-first-and-last-position-of-element-in-sorted-array.py
35.search-insert-position.py		35.search-insert-position.py
36.valid-sudoku.py		36.valid-sudoku.py
37.sudoku-solver.py		37.sudoku-solver.py
38.count-and-say.py		38.count-and-say.py
383.ransom-note.py		383.ransom-note.py
39.combination-sum.py		39.combination-sum.py
395.longest-substring-with-at-least-k-repeating-characters.py		395.longest-substring-with-at-least-k-repeating-characters.py
397.integer-replacement.py		397.integer-replacement.py

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