Skip to content
DevGod Repo
github
twitch
youtube
Blog
Select theme
Dark
Light
Auto
Blog
Other
Awesome
Blog
Diary
Games
Puzzles
Roadmap
Tools
Updates
Videos
Information
Templates
binarySearch
brianKernighan
dutchFlag
kadane
sieve
stdIn
unionFind
Tags
Libs
Solutions
Advent of Code
2015-day1
2016-day1
2017-day1
2017-day2
2018-day1
2019-day1
2020-day1
2021-day1
2022-day1
2023-day1
2024-day1
2024-day10
2024-day2
2024-day3
2024-day4
2024-day5
2024-day6
2024-day7
2024-day9
2025-day1
2025-day11
2025-day12
2025-day2
2025-day3
2025-day4
2025-day5
2025-day6
2025-day7
2025-day8
2025-day9
AtCoder
abc100_a
abc101_a
abc102_a
abc103_a
abc103_b
abc123_a
abc200_a
abc200_b
abc387_a
abc387_b
abc400_a
abc401_a
abc401_b
abc401_c
abc420_a
CodeForces
1A
2A
32B
41A
50A
58A
59A
61A
69A
96A
110A
112A
116A
118A
122A
136A
158A
160A
200B
231A
236A
263A
266A
266B
271A
281A
318A
339A
344A
467A
486A
546A
617A
677A
734A
791A
977A
1030A
1367B
1624A
1971B
1978A
1987A
1989C
1992B
1993A
1996A
2000A
2000B
2003A
2004A
2008C
2009B
2010A
2010B
2044A
2059A
2074A
2086A
2111A
2126A
2149A
CodeChef
BIRYANI
CLEARDAY
CWC23QUALIF
DOUBLERENT
LUCKYSEVEN
NIBBLE
SANDWSHOP
TAXSAVING
TOP10
WAPEN
CSS Battle
battle1
battle2
battle3
battle4
battle5
battle6
battle7
Project Euler
1
2
3
4
5
6
7
8
9
10
12
13
15
16
17
18
19
20
21
22
24
25
30
44
48
67
99
LeetCode
1-two-sum
2-add-two-numbers
3-longest-substring-without-repeating-characters
4-median-of-two-sorted-arrays
5-longest-palindromic-substring
6-zigzag-conversion
7-reverse-integer
8-string-to-integer-atoi
9-palindrome-number
10-regular-expression-matching
11-container-with-most-water
12-integer-to-roman
13-roman-to-integer
14-longest-common-prefix
15-3sum
16-3sum-closest
17-letter-combinations-of-a-phone-number
19-remove-nth-node-from-end-of-list
20-valid-parentheses
21-merge-two-sorted-lists
22-generate-parentheses
23-merge-k-sorted-lists
24-swap-nodes-in-pairs
26-remove-duplicates-from-sorted-array
27-remove-element
28-find-the-index-of-the-first-occurrence-in-a-string
29-divide-two-integers
31-next-permutation
34-find-first-and-last-position-of-element-in-sorted-array
35-search-insert-position
36-valid-sudoku
38-count-and-say
39-combination-sum
40-combination-sum-ii
41-first-missing-positive
42-trapping-rain-water
43-multiply-strings
45-jump-game-ii
46-permutations
47-permutations-ii
48-rotate-image
49-group-anagrams
50-powx-n
51-n-queens
52-n-queens-ii
53-maximum-subarray
54-spiral-matrix
55-jump-game
56-merge-intervals
57-insert-interval
58-length-of-last-word
59-spiral-matrix-ii
61-rotate-list
62-unique-paths
63-unique-paths-ii
64-minimum-path-sum
65-valid-number
66-plus-one
67-add-binary
69-sqrtx
70-climbing-stairs
71-simplify-path
73-set-matrix-zeroes
74-search-a-2d-matrix
75-sort-colors
76-minimum-window-substring
77-combinations
78-subsets
79-word-search
80-remove-duplicates-from-sorted-array-ii
81-search-in-rotated-sorted-array-ii
83-remove-duplicates-from-sorted-list
84-largest-rectangle-in-histogram
85-maximal-rectangle
86-partition-list
88-merge-sorted-array
89-gray-code
92-reverse-linked-list-ii
93-restore-ip-addresses
94-binary-tree-inorder-traversal
96-unique-binary-search-trees
100-same-tree
101-symmetric-tree
104-maximum-depth-of-binary-tree
108-convert-sorted-array-to-binary-search-tree
109-convert-sorted-list-to-binary-search-tree
110-balanced-binary-tree
111-minimum-depth-of-binary-tree
112-path-sum
118-pascals-triangle
119-pascals-triangle-ii
120-triangle
121-best-time-to-buy-and-sell-stock
122-best-time-to-buy-and-sell-stock-ii
124-binary-tree-maximum-path-sum
125-valid-palindrome
129-sum-root-to-leaf-numbers
134-gas-station
135-candy
136-single-number
137-single-number-ii
138-copy-list-with-random-pointer
140-word-break-ii
141-linked-list-cycle
143-reorder-list
144-binary-tree-preorder-traversal
145-binary-tree-postorder-traversal
146-lru-cache
148-sort-list
151-reverse-words-in-a-string
155-min-stack
160-intersection-of-two-linked-lists
165-compare-version-numbers
166-fraction-to-recurring-decimal
167-two-sum-ii-input-array-is-sorted
168-excel-sheet-column-title
169-majority-element
171-excel-sheet-column-number
175-combine-two-tables
179-largest-number
181-employees-earning-more-than-their-managers
182-combine-two-tables
183-customers-who-never-order
187-repeated-dna-sequences
189-rotate-array
190-reverse-bits
191-number-of-1-bits
193-valid-phone-numbers
194-transpose-file
195-tenth-line
196-delete-duplicate-emails
197-rising-temperature
198-house-robber
200-number-of-islands
201-bitwise-and-of-numbers-range
202-happy-number
203-remove-linked-list-elements
205-isomorphic-strings
206-reverse-linked-list
207-course-schedule
210-course-schedule-ii
211-maximal-square
212-word-search-ii
213-house-robber-ii
214-shortest-palindrome
215-kth-largest-element-in-an-array
217-contains-duplicate
219-contains-duplicate-ii
222-count-complete-tree-nodes
225-implement-stack-using-queues
226-invert-binary-tree
228-summary-ranges
229-majority-element-ii
231-power-of-two
232-implement-queue-using-stacks
233-number-of-digit-one
234-palindrome-linked-list
237-delete-node-in-a-linked-list
238-product-of-array-except-self
239-sliding-window-maximum
242-valid-anagram
257-binary-tree-paths
258-add-digits
260-single-number-iii
263-ugly-number
264-ugly-number-ii
268-missing-number
273-integer-to-english-words
274-h-index
278-first-bad-version
279-perfect-squares
283-move-zeroes
287-find-the-duplicate-number
290-word-pattern
292-nim-game
295-find-median-from-data-stream
299-bulls-and-cows
300-longest-increasing-subsequence
303-range-sum-query-immutable
310-minimum-height-trees
337-house-robber-iii
338-counting-bits
341-flatten-nested-list-iterator
342-power-of-four
344-reverse-string
345-reverse-vowels-of-a-string
347-top-k-frequent-elements
349-intersection-of-two-arrays
350-intersection-of-two-arrays-ii
355-design-twitter
367-valid-perfect-square
368-largest-divisible-subset
371-sum-of-two-integers
373-find-k-pairs-with-smallest-sums
374-guess-number-higher-or-lower
377-combination-sum-iv
378-kth-smallest-element-in-a-sorted-matrix
380-insert-delete-getrandom-o1
383-ransom-note
386-lexicographical-numbers
387-first-unique-character-in-a-string
389-find-the-difference
392-is-subsequence
401-binary-watch
402-remove-k-digits
404-sum-of-left-leaves
405-convert-a-number-to-hexadecimal
407-trapping-rain-water-ii
409-longest-palindrome
412-fizz-buzz
414-third-maximum-number
415-add-strings
416-partition-equal-subset-sum
417-pacific-atlantic-water-flow
419-battleships-in-a-board
424-longest-repeating-character-replacement
434-number-of-segments-in-a-string
435-non-overlapping-intervals
440-k-th-smallest-in-lexicographical-order
441-arranging-coins
442-find-all-duplicates-in-an-array
448-find-all-numbers-disappeared-in-an-array
451-sort-characters-by-frequency
452-minimum-number-of-arrows-to-burst-balloons
455-assign-cookies
459-repeated-substring-pattern
461-hamming-distance
463-island-perimeter
470-implement-rand10-using-rand7
474-ones-and-zeroes
475-heaters
482-license-key-formatting
485-max-consecutive-ones
492-construct-the-rectangle
494-target-sum
495-teemo-attacking
496-next-greater-element-i
498-diagonal-traverse
500-keyboard-row
501-find-mode-in-binary-search-tree
502-ipo
504-base-7
506-relative-ranks
507-perfect-number
509-fibonacci-number
511-game-play-analysis-i
513-find-bottom-left-tree-value
515-find-largest-value-in-each-tree-row
520-detect-capital
521-longest-uncommon-subsequence-i
523-continuous-subarray-sum
525-contiguous-array
530-minimum-absolute-difference-in-bst
535-encode-and-decode-tinyurl
539-minimum-time-difference
541-reverse-string-ii
542-01-matrix
543-diameter-of-binary-tree
547-number-of-provinces
551-student-attendance-record-i
552-student-attendance-record-ii
557-reverse-words-in-a-string-iii
559-maximum-depth-of-n-ary-tree
560-subarray-sum-equals-k
561-array-partition
563-binary-tree-tilt
564-find-the-closest-palindrome
566-reshape-the-matrix
567-permutation-in-string
572-subtree-of-another-tree
575-distribute-candies
577-employee-bonus
584-find-customer-referee
586-customer-placing-the-largest-number-of-orders
589-n-ary-tree-preorder-traversal
590-n-ary-tree-postorder-traversal
592-fraction-addition-and-subtraction
594-longest-harmonious-subsequence
595-big-countries
596-classes-more-than-5-students
598-range-addition-ii
599-minimum-index-sum-of-two-lists
605-can-place-flowers
606-construct-string-from-binary-tree
607-sales-person
610-triangle-judgement
611-valid-triangle-number
617-merge-two-binary-trees
619-biggest-single-number
620-not-boring-movies
621-task-scheduler
623-add-one-row-to-tree
627-swap-salary
628-maximum-product-of-three-numbers
632-smallest-range-covering-elements-from-k-lists
633-sum-of-square-numbers
637-average-of-levels-in-binary-tree
641-design-circular-deque
643-maximum-average-subarray-i
648-replace-words
650-2-keys-keyboard
653-two-sum-iv-input-is-a-bst
657-robot-return-to-origin
661-image-smoother
664-strange-printer
670-maximum-swap
671-second-minimum-node-in-a-binary-tree
673-number-of-longest-increasing-subsequence
674-longest-continuous-increasing-subsequence
678-valid-parenthesis-string
679-24-game
680-valid-palindrome-ii
682-baseball-game
684-redundant-connection
693-binary-number-with-alternating-bits
696-count-binary-substrings
700-search-in-a-binary-search-tree
701-insert-into-a-binary-search-tree
703-kth-largest-element-in-a-stream
704-binary-search
705-design-hashset
706-design-hashmap
709-to-lower-case
712-minimum-ascii-delete-sum-for-two-strings
713-subarray-product-less-than-k
714-best-time-to-buy-and-sell-stock-with-transaction-fee
717-1-bit-and-2-bit-characters
719-find-k-th-smallest-pair-distance
724-find-pivot-index
725-split-linked-list-in-parts
726-number-of-atoms
728-self-dividing-numbers
729-my-calendar-i
733-flood-fill
739-daily-temperatures
740-delete-and-earn
744-find-smallest-letter-greater-than-target
746-min-cost-climbing-stairs
747-largest-number-at-least-twice-of-others
748-shortest-completing-word
756-pyramid-transition-matrix
757-set-intersection-size-at-least-two
762-prime-number-of-set-bits-in-binary-representation
763-partition-labels
766-toeplitz-matrix
771-jewels-and-stones
778-swim-in-rising-water
779-k-th-symbol-in-grammar
781-rabbits-in-forest
783-minimum-distance-between-bst-nodes
785-is-graph-bipartite
790-domino-and-tromino-tiling
791-custom-sort-string
796-rotate-string
799-champagne-tower
802-find-eventual-safe-states
804-unique-morse-code-words
806-number-of-lines-to-write-string
808-soup-servings
812-largest-triangle-area
819-most-common-word
821-shortest-distance-to-a-character
824-goat-latin
826-most-profit-assigning-work
830-positions-of-large-groups
832-flipping-an-image
834-sum-of-distances-in-tree
836-rectangle-overlap
837-new-21-game
838-push-dominoes
840-magic-squares-in-grid
844-backspace-string-compare
846-hand-of-straights
853-car-fleet
859-buddy-strings
860-lemonade-change
862-shortest-subarray-with-sum-at-least-k
865-smallest-subtree-with-all-the-deepest-nodes
867-transpose-matrix
868-binary-gap
869-reordered-power-of-2
872-leaf-similar-trees
873-length-of-longest-fibonacci-subsequence
874-walking-robot-simulation
875-koko-eating-bananas
876-middle-of-the-linked-list
880-decoded-string-at-index
881-boats-to-save-people
883-projection-area-of-3d-shapes
884-uncommon-words-from-two-sentences
885-spiral-matrix-iii
886-possible-bipartition
888-fair-candy-swap
892-surface-area-of-3d-shapes
894-all-possible-full-binary-trees
896-monotonic-array
897-increasing-order-search-tree
898-bitwise-ors-of-subarrays
904-fruit-into-baskets
905-sort-array-by-parity
908-smallest-range-i
909-snakes-and-ladders
912-sort-an-array
914-x-of-a-kind-in-a-deck-of-cards
916-word-subsets
917-reverse-only-letters
921-minimum-add-to-make-parentheses-valid
922-sort-array-by-parity-ii
925-long-pressed-name
929-unique-email-addresses
930-binary-subarrays-with-sum
931-minimum-falling-path-sum
933-number-of-recent-calls
935-knight-dialer
938-range-sum-of-bst
941-valid-mountain-array
942-di-string-match
944-delete-columns-to-make-sorted
945-minimum-increment-to-make-array-unique
947-most-stones-removed-with-same-row-or-column
948-bag-of-tokens
950-reveal-cards-in-increasing-order
951-flip-equivalent-binary-trees
953-verifying-an-alien-dictionary
960-delete-columns-to-make-sorted-iii
961-n-repeated-element-in-size-2n-array
962-maximum-width-ramp
965-univalued-binary-tree
966-vowel-spellchecker
974-subarray-sums-divisible-by-k
976-largest-perimeter-triangle
977-squares-of-a-sorted-array
979-distribute-coins-in-binary-tree
988-smallest-string-starting-from-leaf
989-add-to-array-form-of-integer
992-subarrays-with-k-different-integers
993-cousins-in-binary-tree
995-minimum-number-of-k-consecutive-bit-flips
997-find-the-town-judge
999-available-captures-for-rook
1002-find-common-characters
1004-max-consecutive-ones-iii
1005-maximize-sum-of-array-after-k-negations
1007-minimum-domino-rotations-for-equal-row
1009-complement-of-base-10-integer
1010-pairs-of-songs-with-total-durations-divisible-by-60
1013-partition-array-into-three-parts-with-equal-sum
1014-best-sightseeing-pair
1015-smallest-integer-divisible-by-k
1018-binary-prefix-divisible-by-5
1021-remove-outermost-parentheses
1025-divisor-game
1026-maximum-difference-between-node-and-ancestor
1027-longest-arithmetic-subsequence
1028-recover-a-tree-from-preorder-traversal
1030-matrix-cells-in-distance-order
1037-valid-boomerang
1039-minimum-score-triangulation-of-polygon
1043-partition-array-for-maximum-sum
1046-last-stone-weight
1050-actors-and-directors-who-cooperated-at-least-three-times
1051-height-checker
1052-grumpy-bookstore-owner
1054-distant-barcodes
1061-lexicographically-smallest-equivalent-string
1068-product-sales-analysis-i
1071-greatest-common-divisor-of-strings
1072-flip-columns-for-maximum-number-of-equal-rows
1075-project-employees-i
1079-letter-tile-possibilities
1084-sales-analysis-iii
1089-duplicate-zeros
1103-distribute-candies-to-people
1105-filling-bookcase-shelves
1106-parsing-a-boolean-expression
1108-defanging-an-ip-address
1114-print-in-order
1115-print-foobar-alternately
1122-relative-sort-array
1123-lowest-common-ancestor-of-deepest-leaves
1128-number-of-equivalent-domino-pairs
1137-n-th-tribonacci-number
1140-stone-game-ii
1143-longest-common-subsequence
1148-article-views-i
1154-day-of-the-years
1161-maximum-level-sum-of-a-binary-tree
1171-remove-zero-sum-consecutive-nodes-from-linked-list
1185-day-of-the-week
1187-make-array-strictly-increasing
1189-maximum-number-of-balloons
1201-ugly-number-iii
1207-unique-number-of-occurrences
1208-get-equal-substrings-within-budget
1221-split-a-string-in-balanced-strings
1232-check-if-it-is-a-straight-line
1233-remove-sub-folders-from-the-filesystem
1248-count-number-of-nice-subarrays
1249-minimum-remove-to-make-valid-parentheses
1251-average-selling-price
1255-maximum-score-words-formed-by-letters
1261-find-elements-in-a-contaminated-binary-tree
1262-greatest-sum-divisible-by-three
1266-minimum-time-visiting-all-points
1277-count-square-submatrices-with-all-ones
1280-students-and-examinations
1289-minimum-falling-path-sum-ii
1290-convert-binary-number-in-a-linked-list-to-integer
1295-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1304-find-n-unique-integers-sum-up-to-zero
1310-xor-queries-of-a-subarray
1317-convert-integer-to-the-sum-of-two-no-zero-integers
1318-minimum-flips-to-make-a-or-b-equal-to-c
1323-maximum-69-number
1329-sort-the-matrix-diagonally
1331-rank-transform-of-an-array
1334-find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance
1337-the-k-weakest-rows-in-a-matrix
1339-maximum-product-of-splitted-binary-tree
1342-number-of-steps-to-reduce-a-number-to-zero
1346-check-if-n-and-its-double-exist
1351-count-negative-numbers-in-a-sorted-matrix
1352-product-of-the-last-k-numbers
1353-maximum-number-of-events-that-can-be-attended
1354-construct-target-array-with-multiple-sums
1356-sort-integers-by-the-number-of-1-bits
1358-number-of-substrings-containing-all-three-characters
1359-count-all-valid-pickup-and-delivery-options
1365-how-many-numbers-are-smaller-than-the-current-number
1367-linked-list-in-binary-tree
1371-find-the-longest-substring-containing-vowels-in-even-counts
1374-generate-a-string-with-characters-that-have-odd-counts
1376-time-needed-to-inform-all-employees
1377-frog-position-after-t-seconds
1378-replace-employee-id-with-the-unique-identifier
1380-lucky-numbers-in-a-matrix
1381-design-a-stack-with-increment-operation
1382-balance-a-binary-search-tree
1390-four-divisors
1394-find-lucky-integer-in-an-array
1395-count-number-of-teams
1399-count-largest-group
1400-construct-k-palindrome-strings
1404-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
1405-longest-happy-string
1408-string-matching-in-an-array
1411-number-of-ways-to-paint-n-3-grid
1415-the-k-th-lexicographical-string-of-all-happy-strings-of-length-n
1422-maximum-score-after-splitting-a-string
1431-kids-with-the-greatest-number-of-candies
1432-max-difference-you-can-get-from-changing-an-integer
1436-destination-city
1437-check-if-all-1s-are-at-least-length-k-places-away
1438-longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
1442-count-triplets-that-can-form-two-arrays-of-equal-xor
1455-check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence
1456-maximum-number-of-vowels-in-a-substring-of-given-length
1458-max-dot-product-of-two-subsequences
1460-make-two-arrays-equal-by-reversing-subarrays
1462-course-schedule-iv
1464-maximum-product-of-two-elements-in-an-array
1470-shuffle-the-array
1475-final-prices-with-a-special-discount-in-a-shop
1476-subrectangle-queries
1480-running-sum-of-1d-array
1481-least-number-of-unique-integers-after-k-removals
1486-xor-operation-in-an-array
1492-the-kth-factor-of-n
1493-longest-subarray-of-1s-after-deleting-one-element
1497-check-if-array-pairs-are-divisible-by-k
1498-number-of-subsequences-that-satisfy-the-given-sum-condition
1502-can-make-arithmetic-progression-from-sequence
1503-last-moment-before-all-ants-fall-out-of-a-plank
1508-range-sum-of-sorted-subarray-sums
1509-minimum-difference-between-largest-and-smallest-value-in-three-moves
1512-number-of-good-pairs
1513-number-of-substrings-with-only-1s
1514-path-with-maximum-probability
1518-water-bottles
1523-count-odd-numbers-in-an-interval-range
1524-number-of-sub-arrays-with-odd-sum
1526-minimum-number-of-increments-on-subarrays-to-form-a-target-array
1528-shuffle-string
1534-count-good-triplets
1535-find-the-winner-of-an-array-game
1542-find-longest-awesome-substring
1544-make-the-string-great
1545-find-kth-bit-in-nth-binary-string
1550-three-consecutive-odds
1552-magnetic-force-between-two-balls
1557-minimum-number-of-vertices-to-reach-all-nodes
1561-maximum-number-of-coins-you-can-get
1568-minimum-number-of-days-to-disconnect-island
1572-matrix-diagonal-sum
1574-shortest-subarray-to-be-removed-to-make-array-sorted
1578-minimum-time-to-make-rope-colorful
1588-sum-of-all-odd-length-subarrays
1590-make-sum-divisible-by-p
1593-split-a-string-into-the-max-number-of-unique-substrings
1598-crawler-log-folder
1603-design-parking-system
1605-find-valid-matrix-given-row-and-column-sums
1608-special-array-with-x-elements-greater-than-or-equal-x
1609-even-odd-tree
1611-minimum-one-bit-operations-to-make-integers-zero
1614-maximum-nesting-depth-of-the-parentheses
1630-arithmetic-subarrays
1636-sort-array-by-increasing-frequency
1637-widest-vertical-area-between-two-points-containing-no-points
1641-count-sorted-vowel-strings
1646-get-maximum-in-generated-array
1652-defuse-the-bomb
1653-minimum-deletions-to-make-string-balanced
1656-design-an-ordered-stream
1657-determine-if-two-strings-are-close
1658-minimum-operations-to-reduce-x-to-zero
1661-average-time-of-process-per-machine
1662-check-if-two-string-arrays-are-equivalent
1669-merge-in-between-linked-lists
1672-count-servers-that-communicate
1672-richest-customer-wealth
1678-goal-parser-interpretation
1683-invalid-tweets
1695-maximum-erasure-value
1698-partitioning-into-minimum-number-of-deci-binary-numbers
1700-number-of-students-unable-to-eat-lunch
1701-average-waiting-time
1704-determine-if-string-halves-are-alike
1710-maximum-units-on-a-truck
1716-calculate-money-in-leetcode-bank
1717-maximum-score-from-removing-substrings
1718-construct-the-lexicographically-largest-valid-sequence
1721-swapping-nodes-in-a-linked-list
1732-find-the-highest-altitude
1748-sum-of-unique-elements
1749-maximum-absolute-sum-of-any-subarray
1750-minimum-length-of-string-after-deleting-similar-ends
1751-maximum-number-of-events-that-can-be-attended-ii
1752-check-if-array-is-sorted-and-rotated
1757-recyclable-and-low-fat-products
1763-longest-nice-substring
1765-map-of-highest-peak
1768-merge-strings-alternately
1769-minimum-number-of-operations-to-move-all-balls-to-each-box
1773-count-items-matching-a-rule
1780-check-if-number-is-a-sum-of-powers-of-three
1790-check-if-one-string-swap-can-make-strings-equal
1791-find-center-of-star-graph
1792-maximum-average-pass-ratio
1796-second-largest-digit-in-a-string
1798-maximum-number-of-consecutive-values-you-can-make
1800-maximum-ascending-subarray-sum
1813-sentence-similarity-iii
1823-find-the-winner-of-the-circular-game
1827-minimum-operations-to-make-the-array-increasing
1845-seat-reservation-manager
1854-maximum-population-year
1859-sorting-the-sentence
1863-sum-of-all-subset-xor-totals
1865-finding-pairs-with-a-certain-sum
1870-minimum-speed-to-arrive-on-time
1886-determine-whether-matrix-can-be-obtained-by-rotation
1894-find-the-student-that-will-replace-the-chalk
1903-largest-odd-number-in-string
1909-remove-one-element-to-make-the-array-strictly-increasing
1910-remove-all-occurrences-of-a-substring
1915-number-of-wonderful-substrings
1920-build-array-from-permutation
1922-count-good-numbers
1925-count-square-sum-triples
1929-concatenation-of-array
1930-unique-length-3-palindromic-subsequences
1931-painting-a-grid-with-three-different-colors
1935-maximum-number-of-words-you-can-type
1937-maximum-number-of-points-with-cost
1942-the-number-of-the-smallest-unoccupied-chair
1945-sum-of-digits-of-string-after-convert
1948-delete-duplicate-folders-in-system
1957-delete-characters-to-make-fancy-string
1963-minimum-number-of-swaps-to-make-the-string-balanced
1970-last-day-where-you-can-still-cross
1971-find-if-path-exists-in-graph
1974-minimum-time-to-type-word-using-special-typewriter
1975-maximum-matrix-sum
1976-number-of-ways-to-arrive-at-destination
1978-employees-whose-manager-left-the-company
1980-find-unique-binary-string
1986-minimum-number-of-work-sessions-to-finish-the-tasks
1991-find-the-middle-index-in-array
1992-find-all-groups-of-farmland
2000-reverse-prefix-of-word
2011-final-value-of-variable-after-performing-operations
2016-maximum-difference-between-increasing-elements
2017-grid-game
2022-convert-1d-array-into-2d-array
2027-minimum-moves-to-convert-string
2028-find-missing-observations
2033-minimum-operations-to-make-a-uni-value-grid
2037-minimum-number-of-moves-to-seat-everyone
2043-simple-bank-system
2044-count-number-of-maximum-bitwise-or-subsets
2048-next-greater-numerically-balanced-number
2053-kth-distinct-string-in-an-array
2054-two-best-non-overlapping-events
2058-find-the-minimum-and-maximum-number-of-nodes-between-critical-points
2062-count-vowel-substrings-of-a-string
2064-minimized-maximum-of-products-distributed-to-any-store
2070-most-beautiful-item-for-each-query
2073-time-needed-to-buy-tickets
2092-find-all-people-with-secret
2096-step-by-step-directions-from-a-binary-tree-node-to-another
2099-find-subsequence-of-length-k-with-the-largest-sum
2101-detonate-the-maximum-bombs
2106-maximum-fruits-harvested-after-at-most-k-steps
2108-find-first-palindromic-string-in-the-array
2110-number-of-smooth-descent-periods-of-a-stock
2114-maximum-number-of-words-found-in-sentences
2116-check-if-a-parentheses-string-can-be-valid
2124-check-if-all-as-appears-before-all-bs
2125-number-of-laser-beams-in-a-bank
2129-capitalize-the-title
2130-maximum-twin-sum-of-a-linked-list
2131-longest-palindrome-by-concatenating-two-letter-words
2133-check-if-every-row-and-column-contains-all-numbers
2134-minimum-swaps-to-group-all-1s-together-ii
2138-divide-a-string-into-groups-of-size-k
2140-solving-questions-with-brainpower
2141-maximum-running-time-of-n-computers
2144-minimum-cost-of-buying-candies-with-discount
2145-count-the-hidden-sequences
2149-rearrange-array-elements-by-sign
2150-find-all-lonely-numbers-in-the-array
2154-keep-multiplying-found-values-by-two
2160-minimum-sum-of-four-digit-number-after-splitting-digits
2161-partition-array-according-to-given-pivot
2162-minimum-cost-to-set-cooking-time
2169-count-operations-to-obtain-zero
2181-merge-nodes-in-between-zeros
2185-counting-words-with-a-given-prefix
2192-all-ancestors-of-a-node-in-a-directed-acyclic-graph
2196-create-binary-tree-from-descriptions
2197-replace-non-coprime-numbers-in-array
2200-find-all-k-distant-indices-in-an-array
2206-divide-array-into-equal-pairs
2210-count-hills-and-valleys-in-an-array
2211-count-collisions-on-a-road
2220-minimum-bit-flips-to-convert-number
2221-find-triangular-sum-of-an-array
2225-find-players-with-zero-or-one-losses
2226-maximum-candies-allocated-to-k-children
2235-add-two-integers
2236-root-equals-sum-of-children
2257-count-unguarded-cells-in-the-grid
2259-remove-digit-from-number-to-maximize-result
2264-largest-3-same-digit-number-in-string
2265-count-nodes-equal-to-average-of-subtree
2269-find-the-k-beauty-of-a-number
2270-number-of-ways-to-split-array
2273-find-resultant-array-after-removing-anagrams
2275-largest-combination-with-bitwise-and-greater-than-zero
2285-maximum-total-importance-of-roads
2290-minimum-obstacle-removal-to-reach-corner
2294-partition-array-such-that-maximum-difference-is-k
2300-successful-pairs-of-spells-and-potions
2302-count-subarrays-with-score-less-than-k
2311-longest-binary-subsequence-less-than-or-equal-to-k
2325-decode-the-message
2326-spiral-matrix-iv
2327-number-of-people-aware-of-a-secret
2335-minimum-amount-of-time-to-fill-cups
2342-max-sum-of-a-pair-with-equal-sum-of-digits
2348-number-of-zero-filled-subarrays
2349-design-a-number-container-system
2356-number-of-unique-subjects-taught-by-each-teacher
2359-find-closest-node-to-given-two-nodes
2364-count-number-of-bad-pairs
2370-longest-ideal-subsequence
2373-largest-local-values-in-a-matrix
2375-construct-smallest-number-from-di-string
2379-minimum-recolors-to-get-k-consecutive-black-blocks
2381-shifting-letters-ii
2385-amount-of-time-for-binary-tree-to-be-infected
2396-strictly-palindromic-number
2399-check-distances-between-same-letters
2401-longest-nice-subarray
2402-meeting-rooms-iii
2410-maximum-matching-of-players-with-trainers
2416-sum-of-prefix-scores-of-strings
2418-sort-the-people
2419-longest-subarray-with-maximum-bitwise-and
2425-bitwise-xor-of-all-pairings
2429-minimize-xor
2433-find-the-original-array-of-prefix-xor
2434-using-a-robot-to-print-the-lexicographically-smallest-string
2435-paths-in-matrix-whose-sum-is-divisible-by-k
2438-range-product-queries-of-powers
2441-largest-positive-integer-that-exists-with-its-negative
2444-count-subarrays-with-fixed-bounds
2446-determine-if-two-events-have-conflict
2447-number-of-subarrays-with-gcd-equal-to-k
2458-height-of-binary-tree-after-subtree-removal-queries
2460-apply-operations-to-an-array
2469-convert-the-temperature
2481-minimum-cuts-to-divide-a-circle
2483-minimum-penalty-for-a-shop
2485-find-the-pivot-integer
2486-append-characters-to-string-to-make-subsequence
2487-remove-nodes-from-linked-list
2490-circular-sentence
2500-delete-greatest-value-in-each-row
2503-maximum-number-of-points-from-grid-queries
2516-take-k-of-each-character-from-left-and-right
2520-count-the-digits-that-divide-a-number
2523-closest-prime-numbers-in-range
2529-maximum-count-of-positive-integer-and-negative-integer
2530-maximal-score-after-applying-k-operations
2536-increment-submatrices-by-one
2540-minimum-common-value
2551-put-marbles-in-bags
2558-take-gifts-from-the-richest-pile
2559-count-vowel-strings-in-ranges
2560-house-robber-iv
2561-rearranging-fruits
2562-find-the-array-concatenation-value
2563-count-the-number-of-fair-pairs
2566-maximum-difference-by-remapping-a-digit
2570-merge-two-2d-arrays-by-summing-values
2574-left-and-right-sum-differences
2579-count-total-number-of-colored-cells
2582-pass-the-pillow
2583-kth-largest-sum-in-a-binary-tree
2586-count-the-number-of-vowel-strings-in-range
2591-distribute-money-to-maximum-children
2594-minimum-time-to-repair-cars
2597-the-number-of-beautiful-subsets
2598-smallest-missing-non-negative-integer-after-operations
2600-k-items-with-the-maximum-sum
2605-form-smallest-number-from-two-digit-arrays
2616-minimize-the-maximum-difference-of-pairs
2618-check-if-object-instance-of-class
2619-array-prototype-last
2620-counter
2621-sleep
2622-cache-with-time-limit
2623-memoize
2626-array-reduce-transformation
2628-json-deep-equal
2629-function-composition
2634-filter-elements-from-array
2635-apply-transform-over-each-element-in-array
2637-promise-time-limit
2641-cousins-in-binary-tree-ii
2643-row-with-maximum-ones
2648-generate-fibonacci-sequence
2652-sum-multiples
2654-minimum-number-of-operations-to-make-all-array-elements-equal-to-1
2656-maximum-sum-with-exactly-k-elements
2657-find-the-prefix-common-array-of-two-arrays
2658-maximum-number-of-fish-in-a-grid
2661-first-completely-painted-row-or-column
2665-counter-ii
2666-allow-one-function-call
2667-create-hello-world-function
2678-number-of-senior-citizens
2683-neighboring-bitwise-xor
2685-count-the-number-of-complete-components
2695-array-wrapper
2696-minimum-string-length-after-removing-substrings
2697-lexicographically-smallest-palindrome
2698-find-the-punishment-number-of-an-integer
2703-return-length-of-arguments-passed
2704-to-be-or-not-to-be
2707-extra-characters-in-a-string
2715-timeout-cancellation
2718-sum-of-matrix-after-queries
2723-add-two-promises
2724-sort-by
2749-minimum-operations-to-make-the-integer-zero
2769-find-the-maximum-achievable-number
2780-minimum-index-of-a-valid-split
2787-ways-to-express-an-integer-as-sum-of-powers
2798-number-of-employees-who-met-the-target
2799-count-complete-subarrays-in-an-array
2810-faulty-keyboard
2815-max-pair-sum-in-an-array
2816-double-a-number-represented-as-a-linked-list
2824-count-pairs-whose-sum-is-less-than-target
2825-make-string-a-subsequence-using-cyclic-increments
2839-check-if-strings-can-be-made-equal-with-operations-i
2843-count-symmetric-integers
2848-points-that-intersect-with-cars
2864-maximum-odd-binary-number
2872-maximum-number-of-k-divisible-components
2873-maximum-value-of-an-ordered-triplet-i
2874-maximum-value-of-an-ordered-triplet-ii
2877-create-a-dataframe-from-list
2878-get-the-size-of-a-dataframe
2879-display-the-first-three-rows
2880-select-data
2881-create-a-new-column
2882-drop-duplicate-rows
2894-divisible-and-non-divisible-sums-difference
2900-longest-unequal-adjacent-groups-subsequence-i
2901-longest-unequal-adjacent-groups-subsequence-ii
2914-minimum-number-of-changes-to-make-binary-string-beautiful
2918-minimum-equal-sum-of-two-arrays-after-replacing-zeros
2923-find-champion-i
2924-find-champion-ii
2928-distribute-candies-among-children-i
2929-distribute-candies-among-children-ii
2938-separate-black-and-white-balls
2941-divide-players-into-teams-of-equal-skill
2942-find-words-containing-character
2948-make-lexicographically-smallest-array-by-swapping-elements
2952-minimum-number-of-coins-to-be-added
2958-length-of-longest-subarray-with-at-most-k-frequency
2962-count-subarrays-where-max-element-appears-at-least-k-times
2965-find-missing-and-repeated-values
2966-divide-array-into-arrays-with-max-difference
2971-find-polygon-with-the-largest-perimeter
2974-minimum-number-game
2997-minimum-number-of-operations-to-make-array-xor-equal-to-k
2999-count-the-number-of-powerful-integers
maximum-area-of-longest-diagonal-rectangle
3005-count-elements-with-maximum-frequency
3011-find-if-array-can-be-sorted
3014-minimum-number-of-pushes-to-type-word-i
3016-minimum-number-of-pushes-to-type-word-ii
3021-alice-and-bob-playing-flower-game
3024-type-of-triangle
find-the-number-of-ways-to-place-people-i
3027-find-the-number-of-ways-to-place-people-ii
3028-ant-on-the-boundary
3034-number-of-subarrays-that-match-a-pattern-i
3042-count-prefix-and-suffix-pairs-i
3043-find-the-length-of-the-longest-common-prefix
3046-split-the-array
3066-minimum-operations-to-exceed-threshold-value-ii
3074-apple-redistribution-into-boxes
3075-maximize-happiness-of-selected-children
3092-most-frequent-ids
3100-water-bottles-ii
3105-longest-strictly-increasing-or-strictly-decreasing-subarray
3106-lexicographically-smallest-string-after-operations-with-constraint
3107-minimum-operations-to-make-median-of-array-equal-to-k
3110-score-of-a-string
3115-maximum-prime-difference
3116-kth-smallest-amount-with-single-denomination-combination
3120-count-the-number-of-special-characters-i
3121-count-the-number-of-special-characters-ii
3122-minimum-number-of-operations-to-satisfy-conditions
3132-find-the-integer-added-to-array-ii
3133-minimum-array-end
3136-valid-word
3138-minimum-length-of-anagram-concatenation
3146-permutation-difference-between-two-strings
3147-taking-maximum-energy-from-the-mystic-dungeon
3151-special-array-i
3152-special-array-ii
3153-sum-of-digit-differences-of-all-pairs
3161-find-the-number-of-distinct-colors-among-the-balls
3163-string-compression-iii
3168-minimum-number-of-chairs-in-a-waiting-room
3169-count-days-without-meetings
3170-lexicographically-minimum-string-after-removing-stars
3174-clear-digits
3178-find-the-child-who-has-the-ball-after-k-seconds
3179-find-the-n-th-value-after-k-seconds
3180-maximum-total-reward-using-operations-i
3181-design-a-stack-with-increment-operation
3184-count-pairs-that-form-a-complete-day-i
3185-count-pairs-that-form-a-complete-day-ii
3190-find-minimum-operations-to-make-all-elements-divisible-by-three
3191-minimum-operations-to-make-binary-array-elements-equal-to-one-i
3192-minimum-operations-to-make-binary-array-elements-equal-to-one-ii
3194-minimum-average-of-smallest-and-largest-elements
find-the-minimum-area-to-cover-all-ones-i
32-longest-valid-parentheses
33-search-in-rotated-sorted-array
322-coin-change
326-power-of-three
330-patching-array
3200-maximum-height-of-a-triangle
3201-find-the-maximum-length-of-valid-subsequence-i
3202-find-the-maximum-length-of-valid-subsequence-ii
3206-alternating-groups-i
3208-alternating-groups-ii
3210-find-the-encrypted-string
3211-generate-binary-strings-without-adjacent-zeros
3216-lexicographically-smallest-string-after-a-swap
3217-delete-nodes-from-linked-list-present-in-array
3222-find-the-winning-player-in-coin-game
3223-minimum-length-of-string-after-operations
3224-minimum-array-changes-to-make-differences-equal
3226-number-of-bit-changes-to-make-two-integers-equal
3227-vowels-game-in-a-string
3228-maximum-number-of-operations-to-move-ones-to-the-end
3232-find-if-digit-game-can-be-won
3233-find-the-count-of-numbers-which-are-not-special
3234-count-the-number-of-substrings-with-dominant-ones
3238-find-the-number-of-winning-players
3239-minimum-number-of-flips-to-make-binary-grid-palindromic-i
3242-design-neighbor-sum-service
3243-shortest-distance-after-road-addition-queries-i
3248-snake-in-matrix
3249-count-the-number-of-good-nodes
3250-find-the-count-of-monotonic-pairs-i
3254-find-the-power-of-k-size-subarrays-i
3270-find-the-key-of-the-numbers
3271-hash-divided-string
3274-check-if-two-chessboard-squares-have-the-same-color
3280-convert-date-to-binary
3285-find-indices-of-stable-mountains
3289-the-two-sneaky-numbers-of-digitville
3295-report-spam-message
3300-minimum-element-after-replacement-with-digit-sum
3304-find-the-k-th-character-in-string-game-i
3306-count-of-substrings-containing-every-vowel-and-k-consonants-ii
3309-maximum-possible-number-by-binary-concatenation
3318-find-x-sum-of-all-k-long-subarrays-i
3321-find-x-sum-of-all-k-long-subarrays-ii
3324-find-the-sequence-of-strings-appeared-on-the-screen
3325-count-substrings-with-k-frequency-characters-i
3330-find-the-original-typed-string-i
3335-total-characters-in-string-after-transformations-i
3341-find-minimum-time-to-reach-last-room-i
3342-find-minimum-time-to-reach-last-room-ii
3346-maximum-frequency-of-an-element-after-performing-operations-i
3347-maximum-frequency-of-an-element-after-performing-operations-ii
3349-adjacent-increasing-subarrays-detection-i
3350-adjacent-increasing-subarrays-detection-ii
3354-make-array-elements-equal-to-zero
3355-zero-array-transformation-i
3356-zero-array-transformation-ii
3360-stone-removal-game
3362-zero-array-transformation-iii
3370-smallest-number-with-all-set-bits
3372-maximize-the-number-of-target-nodes-after-connecting-trees-i
3373-maximize-the-number-of-target-nodes-after-connecting-trees-ii
3375-minimum-operations-to-make-array-values-equal-to-k
3381-maximum-subarray-sum-with-length-divisible-by-k
3392-count-subarrays-of-length-three-with-a-condition
3396-minimum-number-of-operations-to-make-elements-in-array-distinct
3401-find-the-lexicographically-largest-string-from-the-box-i
3408-design-task-manager
3417-zigzag-grid-traversal-with-skip
3423-maximum-difference-between-adjacent-elements-in-a-circular-array
3432-count-partitions-with-even-sum-difference
3436-find-valid-emails
3438-find-valid-pair-of-adjacent-digits-in-string
3439-reschedule-meetings-for-maximum-free-time-i
3442-maximum-difference-between-even-and-odd-frequency-i
3443-maximum-manhattan-distance-after-k-changes
3446-sort-matrix-by-diagonals
3452-sum-of-good-numbers
3457-eat-pizzas
3461-check-if-digits-are-equal-in-string-after-operations-i
3465-find-products-with-valid-serial-numbers
3467-transform-array-by-parity
3477-fruits-into-baskets-ii
3479-fruits-into-baskets-iii
3484-design-spreadsheet
3487-maximum-unique-subarray-sum-after-deletion
3494-find-the-minimum-amount-of-time-to-brew-potions
3495-minimum-operations-to-make-array-elements-zero
3508-implement-router
3512-minimum-operations-to-make-array-sum-divisible-by-k
3513-number-of-unique-xor-triplets-i
3516-find-closest-person
3536-maximum-product-of-two-digits
3541-find-most-frequent-vowel-and-consonant
3542-minimum-operations-to-convert-all-elements-to-zero
3545-minimum-deletions-for-at-most-k-distinct-characters
3550-smallest-index-with-digit-sum-equal-to-index
3560-find-minimum-log-transportation-cost
3570-find-books-with-no-available-copies
3573-best-time-to-buy-and-sell-stock-v
3577-count-the-number-of-computer-unlocking-permutations
3582-generate-tag-for-video-caption
3583-count-special-triplets
3591-check-if-any-element-has-prime-frequency
3602-hexadecimal-and-hexatrigesimal-conversion
3606-coupon-code-validator
3607-power-grid-maintenance
3622-check-divisibility-by-digit-sum-and-product
3652-best-time-to-buy-and-sell-stock-using-strategy
3658-gcd-of-odd-and-even-sums
3688-bitwise-or-of-even-numbers-in-an-array
3693-climbing-stairs-ii
3697-compute-decimal-representation
3718-smallest-missing-multiple-of-k
3731-find-missing-elements
3790-smallest-all-ones-multiple
3798-largest-even-number
github
twitch
youtube
Blog
Select theme
Dark
Light
Auto
Latest Videos
Play
LeetCode 3074 Apple Redistribution into Boxes
Play
LeetCode 960. Delete Columns to Make Sorted III