Data-Structures-and-Algorithms

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

Name		Name	Last commit message	Last commit date
Latest commit History 2,580 Commits
0 - 1 Knapsack Problem - GFG		0 - 1 Knapsack Problem - GFG
0001-two-sum		0001-two-sum
0003-longest-substring-without-repeating-characters		0003-longest-substring-without-repeating-characters
0004-median-of-two-sorted-arrays		0004-median-of-two-sorted-arrays
0006-zigzag-conversion		0006-zigzag-conversion
0007-reverse-integer		0007-reverse-integer
0017-letter-combinations-of-a-phone-number		0017-letter-combinations-of-a-phone-number
0020-valid-parentheses		0020-valid-parentheses
0022-generate-parentheses		0022-generate-parentheses
0023-merge-k-sorted-lists		0023-merge-k-sorted-lists
0026-remove-duplicates-from-sorted-array		0026-remove-duplicates-from-sorted-array
0028-find-the-index-of-the-first-occurrence-in-a-string		0028-find-the-index-of-the-first-occurrence-in-a-string
0030-substring-with-concatenation-of-all-words		0030-substring-with-concatenation-of-all-words
0035-search-insert-position		0035-search-insert-position
0036-valid-sudoku		0036-valid-sudoku
0037-sudoku-solver		0037-sudoku-solver
0045-jump-game-ii		0045-jump-game-ii
0046-permutations		0046-permutations
0047-permutations-ii		0047-permutations-ii
0049-group-anagrams		0049-group-anagrams
0053-maximum-subarray		0053-maximum-subarray
0055-jump-game		0055-jump-game
0057-insert-interval		0057-insert-interval
0064-minimum-path-sum		0064-minimum-path-sum
0065-valid-number		0065-valid-number
0066-plus-one		0066-plus-one
0067-add-binary		0067-add-binary
0068-text-justification		0068-text-justification
0070-climbing-stairs		0070-climbing-stairs
0072-edit-distance		0072-edit-distance
0077-combinations		0077-combinations
0079-word-search		0079-word-search
0083-remove-duplicates-from-sorted-list		0083-remove-duplicates-from-sorted-list
0087-scramble-string		0087-scramble-string
0091-decode-ways		0091-decode-ways
0093-restore-ip-addresses		0093-restore-ip-addresses
0095-unique-binary-search-trees-ii		0095-unique-binary-search-trees-ii
0100-same-tree		0100-same-tree
0101-symmetric-tree		0101-symmetric-tree
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
0106-construct-binary-tree-from-inorder-and-postorder-traversal		0106-construct-binary-tree-from-inorder-and-postorder-traversal
0109-convert-sorted-list-to-binary-search-tree		0109-convert-sorted-list-to-binary-search-tree
0110-balanced-binary-tree		0110-balanced-binary-tree
0111-minimum-depth-of-binary-tree		0111-minimum-depth-of-binary-tree
0112-path-sum		0112-path-sum
0114-flatten-binary-tree-to-linked-list		0114-flatten-binary-tree-to-linked-list
0117-populating-next-right-pointers-in-each-node-ii		0117-populating-next-right-pointers-in-each-node-ii
0119-pascals-triangle-ii		0119-pascals-triangle-ii
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
0128-longest-consecutive-sequence		0128-longest-consecutive-sequence
0129-sum-root-to-leaf-numbers		0129-sum-root-to-leaf-numbers
0130-surrounded-regions		0130-surrounded-regions
0131-palindrome-partitioning		0131-palindrome-partitioning
0133-clone-graph		0133-clone-graph
0134-gas-station		0134-gas-station
0137-single-number-ii		0137-single-number-ii
0139-word-break		0139-word-break
0140-word-break-ii		0140-word-break-ii
0142-linked-list-cycle-ii		0142-linked-list-cycle-ii
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0146-lru-cache		0146-lru-cache
0148-sort-list		0148-sort-list
0149-max-points-on-a-line		0149-max-points-on-a-line
0150-evaluate-reverse-polish-notation		0150-evaluate-reverse-polish-notation
0151-reverse-words-in-a-string		0151-reverse-words-in-a-string
0155-min-stack		0155-min-stack
0164-maximum-gap		0164-maximum-gap
0183-customers-who-never-order		0183-customers-who-never-order
0185-department-top-three-salaries		0185-department-top-three-salaries
0188-best-time-to-buy-and-sell-stock-iv		0188-best-time-to-buy-and-sell-stock-iv
0191-number-of-1-bits		0191-number-of-1-bits
0198-house-robber		0198-house-robber
0208-implement-trie-prefix-tree		0208-implement-trie-prefix-tree
0210-course-schedule-ii		0210-course-schedule-ii
0211-design-add-and-search-words-data-structure		0211-design-add-and-search-words-data-structure
0212-word-search-ii		0212-word-search-ii
0216-combination-sum-iii		0216-combination-sum-iii
0220-contains-duplicate-iii		0220-contains-duplicate-iii
0222-count-complete-tree-nodes		0222-count-complete-tree-nodes
0223-rectangle-area		0223-rectangle-area
0224-basic-calculator		0224-basic-calculator
0226-invert-binary-tree		0226-invert-binary-tree
0232-implement-queue-using-stacks		0232-implement-queue-using-stacks
0233-number-of-digit-one		0233-number-of-digit-one
0241-different-ways-to-add-parentheses		0241-different-ways-to-add-parentheses
0242-valid-anagram		0242-valid-anagram
0257-binary-tree-paths		0257-binary-tree-paths
0263-ugly-number		0263-ugly-number
0279-perfect-squares		0279-perfect-squares
0282-expression-add-operators		0282-expression-add-operators
0283-move-zeroes		0283-move-zeroes
0292-nim-game		0292-nim-game
0295-find-median-from-data-stream		0295-find-median-from-data-stream
0297-serialize-and-deserialize-binary-tree		0297-serialize-and-deserialize-binary-tree
0299-bulls-and-cows		0299-bulls-and-cows
0300-longest-increasing-subsequence		0300-longest-increasing-subsequence
0309-best-time-to-buy-and-sell-stock-with-cooldown		0309-best-time-to-buy-and-sell-stock-with-cooldown
0321-create-maximum-number		0321-create-maximum-number

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