leetcode-in-go

module
v0.0.0-...-4cd11fd Latest Latest
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 Go to latest Published: Jun 22, 2022 License: Apache-2.0

README ¶

Leetcode in Go 😉

tests

These are my solutions of leetcode problems.

My leetcode profile

Directories ¶

Path Synopsis
problems
0001-two-sum
0002-add-two-numbers
0003-longest-substring-without-repeating-characters
0004-median-of-two-sorted-arrays
0005-longest-palindromic-substring
0006-zigzag-conversion
0007-reverse-integer
0008-string-to-integer
0009-palindrome-number
0011-conteiner-with-most-water
0012-integer-to-roman
0014-longest-common-prefix
0015-3Sum
0016-3Sum-closest
0017-letter-combinations-of-a-phone-number
0018-4Sum
0019-remove-nth-node-from-end-of-list
0020-valid-parentheses
0021-merge-two-sorted-lists
0022-generate-parentheses
0023-merge-k-sorted-lists
0024-swap-nodes-in-pairs
0025-reverse-nodes-in-k-group
0026-remove-duplicates
0027-remove-element
0028-implement-strstr
0029-divide-two-integers
0031-next-permutation
0032-longest-valid-parentheses
0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position
0036-valid-sudoku
0037-sudoku-solver
0039-combination-sum
0040-combination-sum-II
0042-trapping-rain-water
0043-multiply-strings
0045-jump-game-II
0046-permutations
0047-permutations-II
0048-rotate-image
0049-group-anagrams
0051-n-queens
0052-n-queens-II
0053-maximum-subarray
0054-spiral-matrix
0055-jump-game
0056-merge-intervals
0057-insert-interval
0058-length-of-last-word
0059-spiral-matrix-II
0061-rotate-list
0062-unique-paths
0063-unique-paths-II
0064-minimum-path-sum
0065-valid-number
0066-plus-one
0067-add-binary
0070-climbing-stairs
0071-simplify-path
0073-set-matrix-zeroes
0074-search-a-2d-matrix
0075-sort-colors
0076-minimum-window-substring
0077-combinations
0078-subsets
0079-word-search
0080-remove-duplacates-from-sorted-array-II
0081-search-in-rotated-sorted-array-II
0083-remove-duplicates-from-sorted-list
0084-largest-rectangle-in-histogram
0085-maximal-rectangle
0086-partition-list
0088-merge-sorted-array
0089-gray-code
0090-subsets-II
0091-decode-ways
0092-reverse-linked-list-II
0094-binary-tree-inorder-traversal
0095-unique-binary-search-trees-II
0096-unique-binary-search-trees
0097-interleaving-string
0099-recover-binary-search-tree
0100-is-same-tree
0101-symmetric-tree
0102-binary-tree-level-order-traversal
0104-maximum-depth-of-binary-tree
0105-construct-binary-tree-from-preorder-and-inorder-traversal
0106-construct-binary-tree-from-inorder-and-postorder-traversal
0107-binary-tree-level-order-traversal-II
0108-convert-sorted-array-to-binary-search-tree
0109-convert-sorted-list-to-binary-search-tree
0110-balanced-binary-tree
0111-minimum-depth-of-binary-tree
0112-path-sum
0113-path-sum-II
0114-flatten-binary-tree-to-linked-list
0115-distinct-subsequences
0116-populating-next-right-pointers-in-each-node
0117-populating-next-right-pointers-in-each-node-II
0118-pascals-triangle
0119-pascals-triangle-II
0120-triangle
0121-best-time-to-buy-and-sell-stock
0122-best-time-to-buy-and-sell-stock-II
0123-best-time-to-buy-and-sell-stock-III
0125-valid-palindrome
0126-word-ladder-II
0127-word-ladder
0128-longest-consecutive-sequence
0129-sum-root-to-leaf-numbers
0130-surrounded-regions
0131-palindrome-partitioning
0132-palindrome-partitioning-II
0133-clone-graph
0134-gas-station
0135-candy
0136-single-number
0138-copy-list-with-random-pointer
0139-word-break
0141-linked-list-cycle
0142-linked-list-cycle-II
0143-reorder-list
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal
0146-lru-cache
0147-insertion-sort-list
0148-sort-list
0150-evaluate-reverse-polish-notation
0151-reverse-words-in-a-string
0152-maximum-product-subarray
0153-find-minimum-in-rotated-sorted-array
0154-find-minimum-in-rotated-sorted-array-II
0155-min-stack
0160-intersection-of-two-linked-lists
0162-find-peak-element
0164-maximum-gap
0165-compare-version-numbers
0167-two-sum-II
0168-excel-sheet-column-title
0169-majority-element
0171-excel-sheet-column-number
0173-binary-search-tree-iterator
0174-dungeon-game
0189-rotate-array
0190-reverse-bits
0191-number-of-1-bits
0198-house-robber
0200-number-of-islands
0201-bitwise-and-of-numbers-range
0202-happy-number
0203-remove-linked-list-elements
0204-count-primes
0205-isomorphic-strings
0206-reverse-linked-list
0207-course-schedule
0208-implement-trie-prefix-tree
0210-course-schedule-II
0211-design-add-and-search-words-data-structure
0212-word-search-II
0213-house-robber-II
0215-kth-largest-element-in-an-array
0216-combination-sum-III
0217-contains-duplicate
0219-contains-duplicate-II
0221-maximal-square
0222-count-complete-tree-nodes
0224-basic-calculator
0225-implement-stack-using-queues
0226-invert-binary-tree
0227-basic-calculator-II
0228-summary-ranges
0230-kth-smallest-element-in-a-bst
0231-power-of-two
0234-palindrome-linked-list
0235-lowest-common-ancestor-of-a-binary-search-tree
0236-lowest-common-ancestor-of-a-binary-tree
0237-delete-node-in-a-linked-list
0238-product-of-array-except-self
0241-different-ways-to-add-parentheses
0242-valid-anagram
0257-binary-tree-paths
0260-single-number-III
0268-missing-number
0278-first-bad-version
0279-perfect-squares
0282-expression-add-operators
0283-move-zeroes
0284-peeking-iterator
0287-find-the-duplicate-number
0289-game-of-life
0290-word-pattern
0295-find-median-from-data-stream
0299-bulls-and-cows
0300-longest-increasing-subsequence
0303-range-sum-query-immutable
0304-range-sum-query-2d-immutable
0307-range-sum-query-mutable
0309-best-time-to-buy-and-sell-stock-with-cooldown
0310-minimum-height-trees
0312-burst-balloons
0315-count-of-smaller-numbers-after-self
0316-remove-duplicate-letters
0318-maximum-product-of-word-lengths
0322-coin-change
0326-power-of-three
0328-odd-even-linked-list
0329-longest-increasing-path-in-a-matrix
0330-patching-array
0331-verify-preorder-serialization-of-a-binary-tree
0336-palindrome-pairs
0337-house-robber-III
0338-counting-bits
0341-flatten-nested-list-iterator
0342-power-of-four
0344-reverse-string
0347-top-k-frequent-elements
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-II
0354-russian-doll-envelopes
0363-max-sum-of-rectangle-no-larger-than-k
0367-valid-perfect-square
0368-largest-divisible-subset
0374-guess-number-higher-or-lower
0376-wiggle-subsequence
0377-combination-sum-IV
0378-kth-smallest-element-in-a-sorted-matrix
0380-insert-delete-getrandom-O1
0382-linked-list-random-node
0383-ransom-note
0384-shuffle-an-array
0387-first-unique-character-in-a-string
0389-find-the-difference
0392-is-subsequence
0394-decode-string
0399-evaluate-division
0401-binary-watch
0402-remove-k-digits
0404-sum-of-left-leaves
0409-longest-palindrome
0410-split-array-largest-sum
0412-fizz-buzz
0414-third-maximum-number
0415-add-strings
0416-partition-equal-subset-sum
0417-pacific-atlantic-water-flow
0421-maximum-xor-of-two-numbers-in-an-array
0423-reconstruct-original-digits-from-english
0429-n-ary-tree-level-order-traversal
0430-flatten-a-multilevel-doubly-linked-list
0437-path-sum-III
0438-find-all-anagrams-in-a-string
0441-arranging-coins
0442-find-all-duplicates-in-an-array
0448-find-all-numbers-disappeared-in-an-array
0450-delete-node-in-a-bst
0451-sort-characters-by-frequency
0452-minimum-number-of-arrows-to-burst-balloons
0453-minimum-moves-to-equal-array-elements
0454-4Sum-II
0455-assign-cookies
0456-132-pattern
0459-repeated-substring-pattern
0462-minimum-moves-to-equal-array-elements-II
0463-island-perimeter
0473-matchsticks-to-square
0474-ones-and-zeroes
0476-number-complement
0478-generate-random-point-in-a-circle
0485-max-consecutive-ones
0492-construct-the-rectangle
0494-target-sum
0495-teemo-attacking
0496-next-greater-element-I
0500-keyboard-row
0501-find-mode-in-binary-search-tree
0504-base-7
0509-fibonacci-number
0520-detect-capital
0522-longest-uncommon-subsequence-II
0525-contiguous-array
0530-minimum-absolute-difference-in-bst
0532-k-diff-pairs-in-an-array
0535-encode-and-decode-tiny-url
0537-complex-number-multiplication
0538-convert-bst-to-greater-tree
0540-single-element-in-a-sorted-array
0542-01-matrix
0543-diameter-of-binary-tree
0546-remove-boxes
0551-student-attendance-record-I
0554-brick-wall
0557-reverse-words-in-a-string-III
0560-subarray-sum-equals-k
0561-array-partition-I
0563-binary-tree-tilt
0565-array-nesting
0566-reshape-the-matrix
0567-permutation-in-string
0572-subtree-of-another-tree
0575-distrbute-candies
0576-out-of-boundary-paths
0581-shortest-unsorted-continuous-subarray
0583-delete-operation-for-two-strings
0589-n-ary-tree-preorder-traversal
0598-range-addition-II
0600-non-negative-integers-without-consecutive-ones
0605-can-place-flowers
0609-find-duplicate-file-in-system
0611-valid-triangle-number
0617-merge-two-binary-trees
0622-design-circular-queue
0623-add-one-row-to-tree
0629-k-inverse-pairs-array
0630-course-schedule-III
0633-sum-of-square-numbers
0637-average-of-levels-in-binary-tree
0639-decode-ways-II
0643-maximum-average-subarray-I
0645-set-mismatch
0647-palindromic-substrings
0653-two-sum-IV-input-is-a-bst
0657-robot-return-to-origin
0658-find-k-closest-elements
0662-maximum-width-of-binary-tree
0665-non-decreasing-array
0667-beautiful-arrangement-II
0668-kth-smallest-number-in-multiplication-table
0669-trim-a-binary-search-tree
0671-second-minimum-node-in-a-binary-tree
0677-map-sum-pairs
0680-valid-palindrome-II
0682-baseball-game
0684-redundant-connection
0695-max-area-of-island
0696-count-binary-substrings
0698-partition-to-k-equal-sum-subsets
0700-search-in-a-binary-search-tree
0701-insert-into-a-binary-search-tree
0703-kth-largest-element-in-a-stream
0704-binary-search
0705-design-hash-set
0706-design-hashmap
0709-to-lower-case
0714-best-time-to-buy-and-sell-stock-with-transaction-fee
0718-maximum-length-of-repeated-subarray
0721-accounts-merge
0725-split-linked-list-in-parts
0728-self-dividing-numbers
0729-my-calendar-I
0739-daily-temperatures
0743-network-delay-time
0745-prefix-and-suffix-search
0746-min-cost-climbing-stairs
0752-open-the-lock
0763-partition-labels
0764-largest-plus-sign
0771-jewels-and-stones
0775-global-and-local-inversions
0778-swim-in-rising-water
0782-transform-to-chessboard
0785-is-graph-bipartite
0790-domino-and-tromino-tiling
0791-custom-sort-string
0792-number-of-matching-subsequences
0795-number-of-subarrays-with-bounded-maximum
0797-all-paths-from-source-to-target
0804-unique-morse-code-words
0814-binary-tree-pruning
0816-ambiguous-coordinates
0819-most-common-word
0820-short-encoding-of-words
0823-binary-trees-with-factors
0827-making-a-large-island
0832-flipping-an-image
0834-sum-of-distances-in-tree
0836-rectangle-overlap
0838-push-dominoes
0841-keys-and-rooms
0844-backspace-string-compare
0847-shortest-path-visiting-all-nodes
0848-shifting-letters
0849-maximize-distance-to-closest-person
0850-rectangle-area-II
0852-peak-index-in-a-mountain-array
0856-score-of-parentheses
0860-lemonade-change
0867-transpose-matrix
0869-reordered-power-of-2
0870-advantage-shuffle
0871-minimum-number-of-refueling-stops
0874-walking-robot-simulation
0875-koko-eating-bananas
0876-middle-of-the-linked-list
0877-stone-game
0878-nth-magical-number
0881-boats-to-save-people
0882-reachable-nodes-in-subdivided-graph
0890-find-and-replace-pattern
0895-maximum-frequency-stack
0897-increasing-order-search-tree
0899-orderly-queue
0902-numbers-at-most-n-given-digit-set
0905-sort-array-by-parity
0906-super-palindromes
0914-x-of-a-kind-in-a-deck-of-cards
0915-partition-array-into-disjoint-intervals
0916-word-subsets
0917-reverse-only-letters
0922-sort-array-by-parity-II
0923-3Sum-with-multiplicity
0926-flip-string-to-monotone-increasing
0927-three-equal-parts
0929-unique-email-addresses
0932-beautiful-array
0936-stamping-the-sequence
0938-range-sum-of-bst
0941-valid-mountain-array
0943-find-the-shortest-superstring
0946-validate-stack-sequences
0952-largest-component-size-by-common-factor
0953-verifying-an-alien-dictionary
0954-array-of-doubled-pairs
0961-n-repeated-element-in-size-2n-array
0966-vowel-spellchecker
0968-binary-tree-cameras
0970-powerful-integers
0971-flip-binary-tree-to-match-preorder-traversal
0973-k-closest-points-to-origin
0977-squares-of-a-sorted-array
0978-longest-turbulent-subarray
0980-unique-paths-III
0986-interval-list-intersections
0989-add-to-array-form-of-integer
0991-broken-calculator
0993-cousins-in-binary-tree
0994-rotting-oranges
0997-find-the-town-judge
1002-find-common-characters
1004-max-consecutive-ones-III
1007-minimum-domino-rotations-for-equal-row
1008-construct-binary-search-tree-from-preorder-traversal
1009-complement-of-base-10-integer
1010-pairs-of-songs-with-total-durations-divisible-by-60
1015-smallest-integer-divisible-by-k
1021-remove-outermost-parentheses
1022-sum-of-root-to-leaf-binary-numbers
1026-maximum-difference-between-node-and-ancestor
1029-two-city-scheduling
1030-matrix-cells-in-distance-order
1032-stream-of-characters
1041-robot-bounded-in-circle
1044-longest-duplicate-substring
1046-last-stone-weight
1047-remove-all-adjacent-duplicates-in-string
1048-longest-string-chain
1051-height-checker
1074-number-of-submatrices-that-sum-to-target
1091-shortest-path-in-binary-matrix
1094-car-pooling
1108-defanging-an-ip-address
1122-relative-sort-array
1137-n-th-tribonacci-number
1143-longest-common-subsequence
1160-find-words-that-can-be-formed-by-characters
1178-number-of-valid-words-for-each-puzzle
1189-maximum-number-of-balloons
1192-critical-connections-in-a-network
1200-minimum-absolute-difference
1202-smallest-string-with-swaps
1207-unique-number-of-occurrences
1209-remove-all-adjacent-duplicates-in-string-II
1217-minimum-cost-to-move-chips-to-the-same-position
1220-count-vowels-permutation
1221-split-a-string-in-balanced-strings
1232-check-if-it-is-a-straight-line
1239-maximum-length-of-a-concatenated-string-with-unique-characters
1249-minimum-remove-to-make-valid-parentheses
1252-cells-with-odd-values-in-a-matrix
1260-shift-2d-grid
1266-minimum-time-visiting-all-points
1268-search-suggestions-system
1275-find-winner-on-a-tic-tac-toe-game
1281-subtract-the-product-and-sum-of-digits-of-an-integer
1286-iterator-for-combination
1288-remove-covered-intervals
1290-convert-binary-number-in-a-linked-list-to-integer
1291-sequential-digits
1293-shortest-path-in-a-grid-with-obstacles-elimination
1295-find-numbers-with-even-number-of-digits
1302-deepest-leaves-sum
1304-find-n-unique-integers-sum-up-to-zero
1305-all-elements-in-two-binary-search-trees
1306-jump-game-III
1309-decrypt-string-from-alphabet-to-integer-mapping
1313-decompress-run-length-encoded-list
1323-maximum-69-number
1328-break-a-palindrome
1332-remove-palindromic-subsequences
1337-the-k-weakest-rows-in-a-matrix
1338-reduce-array-size-to-the-half
1339-maximum-product-of-splitted-binary-tree
1342-number-of-steps-to-reduce-a-number-to-zero
1345-jump-game-IV
1351-count-negative-numbers-in-a-sorted-matrix
1354-construct-target-array-with-multiple-sums
1365-how-many-numbers-are-smaller-than-the-current-number
1383-maximum-performance-of-a-team
1389-create-target-array-in-the-given-order
1396-design-underground-system
1413-minimum-value-to-get-positive-step-by-step-sum
1423-maximum-points-you-can-obtain-from-gards
1431-kids-with-the-greatest-number-of-candies
1436-destination-city
1446-consecutive-characters
1448-count-good-nodes-in-binary-tree
1450-number-of-students-doing-homework-at-a-given-time
1461-check-if-a-string-contains-all-binary-codes-of-size-k
1463-cherry-pickup-II
1464-maximum-product-of-two-elements-in-an-array
1465-maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts
1470-shuffle-the-array
1475-final-prices-with-a-special-discount-in-a-shop
1480-running-sum-of-1d-array
1486-xor-operation-in-an-array
1510-stone-game-IV
1512-number-of-good-pairs
1518-water-bottles
1528-shuffle-string
1534-count-good-triplets
1551-minimum-operations-to-make-array-equal
1566-detect-pattern-of-length-m-repeated-k-or-more-times
1572-matrix-diagonal-sum
1584-min-cost-to-connect-all-points
1588-sum-of-all-odd-length-subarrays
1603-design-parking-system
1614-maximum-nesting-depth-of-the-parentheses
1629-slowest-key
1631-path-with-minimum-effort
1636-sort-array-by-increasing-frequency
1641-count-sorted-vowel-strings
1642-furthest-building-you-can-reach
1652-defuse-the-bomb
1656-design-an-ordered-stream
1658-minimum-operations-to-reduce-x-to-zero
1662-check-if-two-string-arrays-are-equivalent
1663-smallest-string-with-a-given-numeric-value
1664-ways-to-make-a-fair-array
1672-richest-customer-wealth
1675-minimize-deviation-in-array
1679-max-number-of-k-sum-pairs
1684-count-the-number-of-consistent-strings
1688-count-of-matches-in-tournament
1689-partitioning-into-minimum-number-of-deci-binary-numbers
1690-stone-game-VII
1695-maximum-erasure-value
1696-jump-game-VI
1704-determine-if-string-halves-are-alike
1706-where-will-the-ball-fall
1710-maximum-units-on-a-truck
1721-swapping-nodes-in-a-linked-list
1725-number-of-rectangles-that-can-form-the-largest-square
1732-find-the-highest-altitude
1748-sum-of-unique-elements
1773-count-items-matching-a-rule
1791-find-center-of-star-graph
1800-maximum-ascending-subarray-sum
1816-truncate-sentence
1827-minimum-operations-to-make-the-array-increasing
1832-check-if-the-sentence-is-pangram
1837-sum-of-digits-in-base-k
1844-replace-all-digits-with-characters
1859-sorting-the-sentence
1913-maximum-product-difference-between-two-pairs
1920-build-array-from-permutation
1929-concatenation-of-array
1967-number-of-strings-that-appear-as-substring-in-word
1979-find-greatest-common-divisor-of-array
2000-reverse-prefix-of-word
2006-count-number-of-pairs-with-absolute-difference-k
2011-final-value-of-variable-after-performing-operations
2037-minimum-number-of-moves-to-seat-everyone
2057-smallest-index-with-equal-value
2089-find-target-indices-after-sorting-array
2103-rings-and-rods
2108-find-first-palindromic-string-in-the-array
2114-maximum-number-of-words-found-in-sentences
2119-a-number-after-a-double-reversal
2154-keep-multiplying-found-values-by-two
2160-minimum-sum-of-four-digit-number-after-splitting-digits
2169-count-operations-to-obtain-zero
2180-count-integers-with-even-digit-sum
2206-divide-array-into-equal-pairs
2215-find-the-difference-of-two-arrays
2236-root-equals-sum-of-children
structs
linked-list
tree

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