DS-Algo

Collection of LeetCode questions to ace the coding interview! - Created using LeetHub

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LeetCode Topics

Array


0049-group-anagrams
1603-running-sum-of-1d-array

Prefix Sum


1603-running-sum-of-1d-array

Hash Table


0049-group-anagrams
0242-valid-anagram

String


0049-group-anagrams
0125-valid-palindrome
0242-valid-anagram

Sorting


0049-group-anagrams
0242-valid-anagram

Two Pointers


0125-valid-palindrome

Name		Name	Last commit message	Last commit date
Latest commit History 385 Commits
0001-two-sum		0001-two-sum
0003-longest-substring-without-repeating-characters		0003-longest-substring-without-repeating-characters
0009-palindrome-number		0009-palindrome-number
0011-container-with-most-water		0011-container-with-most-water
0015-3sum		0015-3sum
0020-valid-parentheses		0020-valid-parentheses
0021-merge-two-sorted-lists		0021-merge-two-sorted-lists
0022-generate-parentheses		0022-generate-parentheses
0028-find-the-index-of-the-first-occurrence-in-a-string		0028-find-the-index-of-the-first-occurrence-in-a-string
0033-search-in-rotated-sorted-array		0033-search-in-rotated-sorted-array
0042-trapping-rain-water		0042-trapping-rain-water
0048-rotate-image		0048-rotate-image
0049-group-anagrams		0049-group-anagrams
0054-spiral-matrix		0054-spiral-matrix
0062-unique-paths		0062-unique-paths
0073-set-matrix-zeroes		0073-set-matrix-zeroes
0074-search-a-2d-matrix		0074-search-a-2d-matrix
0075-sort-colors		0075-sort-colors
0079-word-search		0079-word-search
0088-merge-sorted-array		0088-merge-sorted-array
0092-reverse-linked-list-ii		0092-reverse-linked-list-ii
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0098-validate-binary-search-tree		0098-validate-binary-search-tree
0100-same-tree		0100-same-tree
0101-symmetric-tree		0101-symmetric-tree
0102-binary-tree-level-order-traversal		0102-binary-tree-level-order-traversal
0103-binary-tree-zigzag-level-order-traversal		0103-binary-tree-zigzag-level-order-traversal
0104-maximum-depth-of-binary-tree		0104-maximum-depth-of-binary-tree
0110-balanced-binary-tree		0110-balanced-binary-tree
0114-flatten-binary-tree-to-linked-list		0114-flatten-binary-tree-to-linked-list
0121-best-time-to-buy-and-sell-stock		0121-best-time-to-buy-and-sell-stock
0124-binary-tree-maximum-path-sum		0124-binary-tree-maximum-path-sum
0125-valid-palindrome		0125-valid-palindrome
0130-surrounded-regions		0130-surrounded-regions
0141-linked-list-cycle		0141-linked-list-cycle
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal		0145-binary-tree-postorder-traversal
0146-lru-cache		0146-lru-cache
0151-reverse-words-in-a-string		0151-reverse-words-in-a-string
0153-find-minimum-in-rotated-sorted-array		0153-find-minimum-in-rotated-sorted-array
0154-find-minimum-in-rotated-sorted-array-ii		0154-find-minimum-in-rotated-sorted-array-ii
0160-intersection-of-two-linked-lists		0160-intersection-of-two-linked-lists
0189-rotate-array		0189-rotate-array
0199-binary-tree-right-side-view		0199-binary-tree-right-side-view
0200-number-of-islands		0200-number-of-islands
0206-reverse-linked-list		0206-reverse-linked-list
0207-course-schedule		0207-course-schedule
0215-kth-largest-element-in-an-array		0215-kth-largest-element-in-an-array
0217-contains-duplicate		0217-contains-duplicate
0226-invert-binary-tree		0226-invert-binary-tree
0230-kth-smallest-element-in-a-bst		0230-kth-smallest-element-in-a-bst
0234-palindrome-linked-list		0234-palindrome-linked-list
0236-lowest-common-ancestor-of-a-binary-tree		0236-lowest-common-ancestor-of-a-binary-tree
0239-sliding-window-maximum		0239-sliding-window-maximum
0242-valid-anagram		0242-valid-anagram
0257-binary-tree-paths		0257-binary-tree-paths
0268-missing-number		0268-missing-number
0283-move-zeroes		0283-move-zeroes
0287-find-the-duplicate-number		0287-find-the-duplicate-number
0289-game-of-life		0289-game-of-life
0290-word-pattern		0290-word-pattern
0344-reverse-string		0344-reverse-string
0378-kth-smallest-element-in-a-sorted-matrix		0378-kth-smallest-element-in-a-sorted-matrix
0438-find-all-anagrams-in-a-string		0438-find-all-anagrams-in-a-string
0482-license-key-formatting		0482-license-key-formatting
0485-max-consecutive-ones		0485-max-consecutive-ones
0496-next-greater-element-i		0496-next-greater-element-i
0501-find-mode-in-binary-search-tree		0501-find-mode-in-binary-search-tree
0503-next-greater-element-ii		0503-next-greater-element-ii
0513-find-bottom-left-tree-value		0513-find-bottom-left-tree-value
0557-reverse-words-in-a-string-iii		0557-reverse-words-in-a-string-iii
0617-merge-two-binary-trees		0617-merge-two-binary-trees
0700-search-in-a-binary-search-tree		0700-search-in-a-binary-search-tree
0775-global-and-local-inversions		0775-global-and-local-inversions
0797-all-paths-from-source-to-target		0797-all-paths-from-source-to-target
0901-online-stock-span		0901-online-stock-span
0912-sort-an-array		0912-sort-an-array
0938-range-sum-of-bst		0938-range-sum-of-bst
0980-unique-paths-iii		0980-unique-paths-iii
0994-rotting-oranges		0994-rotting-oranges
104-maximum-depth-of-binary-tree		104-maximum-depth-of-binary-tree
1209-remove-all-adjacent-duplicates-in-string-ii		1209-remove-all-adjacent-duplicates-in-string-ii
1275-find-winner-on-a-tic-tac-toe-game		1275-find-winner-on-a-tic-tac-toe-game
1302-deepest-leaves-sum		1302-deepest-leaves-sum
1448-count-good-nodes-in-binary-tree		1448-count-good-nodes-in-binary-tree
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
1603-running-sum-of-1d-array		1603-running-sum-of-1d-array
162-find-peak-element		162-find-peak-element
1971-find-if-path-exists-in-graph		1971-find-if-path-exists-in-graph
26-remove-duplicates-from-sorted-array		26-remove-duplicates-from-sorted-array
34-find-first-and-last-position-of-element-in-sorted-array		34-find-first-and-last-position-of-element-in-sorted-array
704-binary-search		704-binary-search
first-unique-character-in-a-string		first-unique-character-in-a-string
remove-duplicates-from-sorted-array		remove-duplicates-from-sorted-array
reverse-string		reverse-string
single-number		single-number
Add One to Linked List		Add One to Linked List
README.md		README.md
stats.json		stats.json

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