LeetCode Topics

A collection of LeetCode questions to ace the coding interview! - Created using LeetHub v2

LeetCode Topics

Array


3414-maximum-score-of-non-overlapping-intervals
3483-unique-3-digit-even-numbers
3568-minimum-moves-to-clean-the-classroom
3718-smallest-missing-multiple-of-k

Hash Table


3483-unique-3-digit-even-numbers
3568-minimum-moves-to-clean-the-classroom
3718-smallest-missing-multiple-of-k

String


2904-shortest-and-lexicographically-smallest-beautiful-string

Sliding Window


2904-shortest-and-lexicographically-smallest-beautiful-string

Linked List


2058-find-the-minimum-and-maximum-number-of-nodes-between-critical-points

Bit Manipulation


3568-minimum-moves-to-clean-the-classroom

Breadth-First Search


3568-minimum-moves-to-clean-the-classroom

Matrix


3568-minimum-moves-to-clean-the-classroom

Math


0836-rectangle-overlap
3871-count-commas-in-range-ii

Tree


2265-count-nodes-equal-to-average-of-subtree

Depth-First Search


2265-count-nodes-equal-to-average-of-subtree

Binary Tree


2265-count-nodes-equal-to-average-of-subtree

Recursion


3483-unique-3-digit-even-numbers

Enumeration


3483-unique-3-digit-even-numbers

Binary Search


3414-maximum-score-of-non-overlapping-intervals

Dynamic Programming


3414-maximum-score-of-non-overlapping-intervals

Sorting


3414-maximum-score-of-non-overlapping-intervals

Geometry


0836-rectangle-overlap

Name		Name	Last commit message	Last commit date
0024-swap-nodes-in-pairs		0024-swap-nodes-in-pairs
0835-image-overlap		0835-image-overlap
0836-rectangle-overlap		0836-rectangle-overlap
1-two-sum		1-two-sum
100-same-tree		100-same-tree
1001-n-repeated-element-in-size-2n-array		1001-n-repeated-element-in-size-2n-array
1018-largest-perimeter-triangle		1018-largest-perimeter-triangle
1047-maximize-sum-of-array-after-k-negations		1047-maximize-sum-of-array-after-k-negations
1054-complement-of-base-10-integer		1054-complement-of-base-10-integer
1062-partition-array-into-three-parts-with-equal-sum		1062-partition-array-into-three-parts-with-equal-sum
1071-binary-prefix-divisible-by-5		1071-binary-prefix-divisible-by-5
1079-sum-of-root-to-leaf-binary-numbers		1079-sum-of-root-to-leaf-binary-numbers
1086-divisor-game		1086-divisor-game
11-container-with-most-water		11-container-with-most-water
110-balanced-binary-tree		110-balanced-binary-tree
1111-minimum-score-triangulation-of-polygon		1111-minimum-score-triangulation-of-polygon
112-path-sum		112-path-sum
1127-last-stone-weight		1127-last-stone-weight
1159-smallest-subsequence-of-distinct-characters		1159-smallest-subsequence-of-distinct-characters
118-pascals-triangle		118-pascals-triangle
119-pascals-triangle-ii		119-pascals-triangle-ii
121-best-time-to-buy-and-sell-stock		121-best-time-to-buy-and-sell-stock
1222-remove-covered-intervals		1222-remove-covered-intervals
1234-number-of-paths-with-max-score		1234-number-of-paths-with-max-score
1236-n-th-tribonacci-number		1236-n-th-tribonacci-number
125-valid-palindrome		125-valid-palindrome
1284-four-divisors		1284-four-divisors
1285-balance-a-binary-search-tree		1285-balance-a-binary-search-tree
13-roman-to-integer		13-roman-to-integer
136-single-number		136-single-number
1386-cinema-seat-allocation		1386-cinema-seat-allocation
14-longest-common-prefix		14-longest-common-prefix
141-linked-list-cycle		141-linked-list-cycle
1445-number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold		1445-number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold
1460-number-of-substrings-containing-all-three-characters		1460-number-of-substrings-containing-all-three-characters
1476-count-negative-numbers-in-a-sorted-matrix		1476-count-negative-numbers-in-a-sorted-matrix
15-3sum		15-3sum
1516-the-k-th-lexicographical-string-of-all-happy-strings-of-length-n		1516-the-k-th-lexicographical-string-of-all-happy-strings-of-length-n
1520-number-of-steps-to-reduce-a-number-in-binary-representation-to-one		1520-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
1522-stone-game-iii		1522-stone-game-iii
153-find-minimum-in-rotated-sorted-array		153-find-minimum-in-rotated-sorted-array
1557-check-if-a-string-contains-all-binary-codes-of-size-k		1557-check-if-a-string-contains-all-binary-codes-of-size-k
16-3sum-closest		16-3sum-closest
1630-count-odd-numbers-in-an-interval-range		1630-count-odd-numbers-in-an-interval-range
1642-water-bottles		1642-water-bottles
1658-minimum-swaps-to-arrange-a-binary-grid		1658-minimum-swaps-to-arrange-a-binary-grid
1663-detect-cycles-in-2d-grid		1663-detect-cycles-in-2d-grid
1667-find-kth-bit-in-nth-binary-string		1667-find-kth-bit-in-nth-binary-string
167-two-sum-ii-input-array-is-sorted		167-two-sum-ii-input-array-is-sorted
169-majority-element		169-majority-element
1704-special-positions-in-a-binary-matrix		1704-special-positions-in-a-binary-matrix
171-excel-sheet-column-number		171-excel-sheet-column-number
1716-maximum-non-negative-product-in-a-matrix		1716-maximum-non-negative-product-in-a-matrix
1756-minimum-deletions-to-make-string-balanced		1756-minimum-deletions-to-make-string-balanced
1764-maximum-repeating-substring		1764-maximum-repeating-substring
1793-minimum-moves-to-make-array-complementary		1793-minimum-moves-to-make-array-complementary
1800-concatenation-of-consecutive-binary-numbers		1800-concatenation-of-consecutive-binary-numbers
1807-partitioning-into-minimum-number-of-deci-binary-numbers		1807-partitioning-into-minimum-number-of-deci-binary-numbers
1817-calculate-money-in-leetcode-bank		1817-calculate-money-in-leetcode-bank
1845-largest-submatrix-with-rearrangements		1845-largest-submatrix-with-rearrangements
1872-stone-game-viii		1872-stone-game-viii
1878-check-if-array-is-sorted-and-rotated		1878-check-if-array-is-sorted-and-rotated
1884-minimum-changes-to-make-alternating-binary-string		1884-minimum-changes-to-make-alternating-binary-string
190-reverse-bits		190-reverse-bits
191-number-of-1-bits		191-number-of-1-bits
1910-check-if-binary-string-has-at-most-one-segment-of-ones		1910-check-if-binary-string-has-at-most-one-segment-of-ones
1927-sum-game		1927-sum-game
196-delete-duplicate-emails		196-delete-duplicate-emails
1961-maximum-ice-cream-bars		1961-maximum-ice-cream-bars
1968-maximum-building-height		1968-maximum-building-height
1972-rotating-the-box		1972-rotating-the-box
1984-maximum-distance-between-a-pair-of-values		1984-maximum-distance-between-a-pair-of-values
1990-get-biggest-three-rhombus-sums-in-a-grid		1990-get-biggest-three-rhombus-sums-in-a-grid
2-add-two-numbers		2-add-two-numbers
20-valid-parentheses		20-valid-parentheses
2015-determine-whether-matrix-can-be-obtained-by-rotation		2015-determine-whether-matrix-can-be-obtained-by-rotation
202-happy-number		202-happy-number
203-remove-linked-list-elements		203-remove-linked-list-elements
2037-count-square-sum-triples		2037-count-square-sum-triples
2043-cyclically-rotating-a-grid		2043-cyclically-rotating-a-grid
205-isomorphic-strings		205-isomorphic-strings
2058-find-the-minimum-and-maximum-number-of-nodes-between-critical-points		2058-find-the-minimum-and-maximum-number-of-nodes-between-critical-points
206-reverse-linked-list		206-reverse-linked-list
2099-number-of-strings-that-appear-as-substrings-in-word		2099-number-of-strings-that-appear-as-substrings-in-word
21-merge-two-sorted-lists		21-merge-two-sorted-lists
2107-find-unique-binary-string		2107-find-unique-binary-string
215-kth-largest-element-in-an-array		215-kth-largest-element-in-an-array
2160-minimum-operations-to-make-a-uni-value-grid		2160-minimum-operations-to-make-a-uni-value-grid
2178-walking-robot-simulation-ii		2178-walking-robot-simulation-ii
2197-decode-the-slanted-ciphertext		2197-decode-the-slanted-ciphertext
22-generate-parentheses		22-generate-parentheses
2213-longest-substring-of-one-repeating-character		2213-longest-substring-of-one-repeating-character
2216-delete-the-middle-node-of-a-linked-list		2216-delete-the-middle-node-of-a-linked-list
222-count-complete-tree-nodes		222-count-complete-tree-nodes
2245-destroying-asteroids		2245-destroying-asteroids
2248-minimum-cost-of-buying-candies-with-discount		2248-minimum-cost-of-buying-candies-with-discount
225-implement-stack-using-queues		225-implement-stack-using-queues
226-invert-binary-tree		226-invert-binary-tree
2265-count-nodes-equal-to-average-of-subtree		2265-count-nodes-equal-to-average-of-subtree
2265-partition-array-according-to-given-pivot		2265-partition-array-according-to-given-pivot

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