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We are building a dataset of all Data-Structure and algorithm questions to be accessed later via APIs for our webapp backend.

Please help us contribute.

This dataset would be free to use for all.

Name		Name	Last commit message	Last commit date
Latest commit History 1,013 Commits
0334-increasing-triplet-subsequence		0334-increasing-triplet-subsequence
0493-reverse-pairs		0493-reverse-pairs
1-two-sum		1-two-sum
10-regular-expression-matching		10-regular-expression-matching
100-same-tree		100-same-tree
1004-max-consecutive-ones-iii		1004-max-consecutive-ones-iii
101-symmetric-tree		101-symmetric-tree
102-binary-tree-level-order-traversal		102-binary-tree-level-order-traversal
104-maximum-depth-of-binary-tree		104-maximum-depth-of-binary-tree
108-convert-sorted-array-to-binary-search-tree		108-convert-sorted-array-to-binary-search-tree
1092-shortest-common-supersequence		1092-shortest-common-supersequence
11-container-with-most-water		11-container-with-most-water
110-balanced-binary-tree		110-balanced-binary-tree
112-path-sum		112-path-sum
113-path-sum-ii		113-path-sum-ii
1137-n-th-tribonacci-number		1137-n-th-tribonacci-number
114-flatten-binary-tree-to-linked-list		114-flatten-binary-tree-to-linked-list
115-distinct-subsequences		115-distinct-subsequences
1155-number-of-dice-rolls-with-target-sum		1155-number-of-dice-rolls-with-target-sum
118-pascals-triangle		118-pascals-triangle
1192-critical-connections-in-a-network		1192-critical-connections-in-a-network
120-triangle		120-triangle
121-best-time-to-buy-and-sell-stock		121-best-time-to-buy-and-sell-stock
122-best-time-to-buy-and-sell-stock-ii		122-best-time-to-buy-and-sell-stock-ii
1220-count-vowels-permutation		1220-count-vowels-permutation
123-best-time-to-buy-and-sell-stock-iii		123-best-time-to-buy-and-sell-stock-iii
125-valid-palindrome		125-valid-palindrome
126-word-ladder-ii		126-word-ladder-ii
127-word-ladder		127-word-ladder
128-longest-consecutive-sequence		128-longest-consecutive-sequence
1285C-Fadi and LCM		1285C-Fadi and LCM
1299-replace-elements-with-greatest-element-on-right-side		1299-replace-elements-with-greatest-element-on-right-side
13-roman-to-integer		13-roman-to-integer
130-surrounded-regions		130-surrounded-regions
1306-jump-game-iii		1306-jump-game-iii
131-palindrome-partitioning		131-palindrome-partitioning
132-palindrome-partitioning-ii		132-palindrome-partitioning-ii
1328-break-a-palindrome		1328-break-a-palindrome
1329-sort-the-matrix-diagonally		1329-sort-the-matrix-diagonally
133-clone-graph		133-clone-graph
1347-minimum-number-of-steps-to-make-two-strings-anagram		1347-minimum-number-of-steps-to-make-two-strings-anagram
135-candy		135-candy
1350B-Orac and Models		1350B-Orac and Models
1351-count-negative-numbers-in-a-sorted-matrix		1351-count-negative-numbers-in-a-sorted-matrix
1375C-Element Extermination		1375C-Element Extermination
1376-time-needed-to-inform-all-employees		1376-time-needed-to-inform-all-employees
1377. Frog Position After T Seconds		1377. Frog Position After T Seconds
138-copy-list-with-random-pointer		138-copy-list-with-random-pointer
1383-maximum-performance-of-a-team		1383-maximum-performance-of-a-team
144-binary-tree-preorder-traversal		144-binary-tree-preorder-traversal
1448-count-good-nodes-in-binary-tree		1448-count-good-nodes-in-binary-tree
1457-pseudo-palindromic-paths-in-a-binary-tree		1457-pseudo-palindromic-paths-in-a-binary-tree
148-sort-list		148-sort-list
1481-least-number-of-unique-integers-after-k-removals		1481-least-number-of-unique-integers-after-k-removals
15-3sum		15-3sum
150-evaluate-reverse-polish-notation		150-evaluate-reverse-polish-notation
152-maximum-product-subarray		152-maximum-product-subarray
1523-count-odd-numbers-in-an-interval-range		1523-count-odd-numbers-in-an-interval-range
153-find-minimum-in-rotated-sorted-array		153-find-minimum-in-rotated-sorted-array
154-find-minimum-in-rotated-sorted-array-ii		154-find-minimum-in-rotated-sorted-array-ii
1547-minimum-cost-to-cut-a-stick		1547-minimum-cost-to-cut-a-stick
155-min-stack		155-min-stack
1578-minimum-time-to-make-rope-colorful		1578-minimum-time-to-make-rope-colorful
16-3sum-closest		16-3sum-closest
1624D-Palindromes Coloring		1624D-Palindromes Coloring
167-two-sum-ii-input-array-is-sorted		167-two-sum-ii-input-array-is-sorted
1680-concatenation-of-consecutive-binary-numbers		1680-concatenation-of-consecutive-binary-numbers
169-majority-element		169-majority-element
1691-maximum-height-by-stacking-cuboids		1691-maximum-height-by-stacking-cuboids
17-letter-combinations-of-a-phone-number		17-letter-combinations-of-a-phone-number
1701-average-waiting-time		1701-average-waiting-time
1709A-Three Doors		1709A-Three Doors
1709B-Also Try Minecraft		1709B-Also Try Minecraft
1709D-Rorororobot		1709D-Rorororobot
1711A-Perfect Permutation		1711A-Perfect Permutation
1711B-Party		1711B-Party
1732-find-the-highest-altitude		1732-find-the-highest-altitude
1770-maximum-score-from-performing-multiplication-operations		1770-maximum-score-from-performing-multiplication-operations
178-rank-scores		178-rank-scores
1780-check-if-number-is-a-sum-of-powers-of-three		1780-check-if-number-is-a-sum-of-powers-of-three
188-best-time-to-buy-and-sell-stock-iv		188-best-time-to-buy-and-sell-stock-iv
1886-determine-whether-matrix-can-be-obtained-by-rotation		1886-determine-whether-matrix-can-be-obtained-by-rotation
189-rotate-array		189-rotate-array
19-remove-nth-node-from-end-of-list		19-remove-nth-node-from-end-of-list
1909-remove-one-element-to-make-the-array-strictly-increasing		1909-remove-one-element-to-make-the-array-strictly-increasing
191-number-of-1-bits		191-number-of-1-bits
1964_Largest-Number-After-Mutating-Substring		1964_Largest-Number-After-Mutating-Substring
198-house-robber		198-house-robber
1984-minimum-difference-between-highest-and-lowest-of-k-scores		1984-minimum-difference-between-highest-and-lowest-of-k-scores
199-binary-tree-right-side-view		199-binary-tree-right-side-view
1996-the-number-of-weak-characters-in-the-game		1996-the-number-of-weak-characters-in-the-game
20-valid-parentheses		20-valid-parentheses
200-number-of-islands		200-number-of-islands
2007-find-original-array-from-doubled-array		2007-find-original-array-from-doubled-array
2016-maximum-difference-between-increasing-elements		2016-maximum-difference-between-increasing-elements
207-course-schedule		207-course-schedule
2078-two-furthest-houses-with-different-colors		2078-two-furthest-houses-with-different-colors
208-implement-trie-prefix-tree		208-implement-trie-prefix-tree
209-minimum-size-subarray-sum		209-minimum-size-subarray-sum
2095-delete-the-middle-node-of-a-linked-list		2095-delete-the-middle-node-of-a-linked-list

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