kaysss/leetcode-problem-set · Datasets at Hugging Face

acRate float64 9.28 95.3	difficulty stringclasses 3 values	frontendQuestionId int64 1 3.51k	isFavor bool 1 class	paidOnly bool 2 classes	title stringlengths 3 79	titleSlug stringlengths 3 79	topicTags stringlengths 2 153	hasSolution bool 2 classes	hasVideoSolution bool 2 classes
21.251525	Medium	3,001	false	false	Minimum Moves to Capture The Queen	minimum-moves-to-capture-the-queen	['Math', 'Enumeration']	false	false
44.532273	Medium	3,002	false	false	Maximum Size of a Set After Removals	maximum-size-of-a-set-after-removals	['Array', 'Hash Table', 'Greedy']	false	false
27.124094	Hard	3,003	false	false	Maximize the Number of Partitions After Operations	maximize-the-number-of-partitions-after-operations	['String', 'Dynamic Programming', 'Bit Manipulation', 'Bitmask']	false	false
56.656347	Medium	3,004	false	true	Maximum Subtree of the Same Color	maximum-subtree-of-the-same-color	['Array', 'Dynamic Programming', 'Tree', 'Depth-First Search']	false	false
77.888169	Easy	3,005	false	false	Count Elements With Maximum Frequency	count-elements-with-maximum-frequency	['Array', 'Hash Table', 'Counting']	true	false
37.860684	Medium	3,006	false	false	Find Beautiful Indices in the Given Array I	find-beautiful-indices-in-the-given-array-i	['Two Pointers', 'String', 'Binary Search', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
36.980949	Medium	3,007	false	false	Maximum Number That Sum of the Prices Is Less Than or Equal to K	maximum-number-that-sum-of-the-prices-is-less-than-or-equal-to-k	['Binary Search', 'Dynamic Programming', 'Bit Manipulation']	false	false
26.007292	Hard	3,008	false	false	Find Beautiful Indices in the Given Array II	find-beautiful-indices-in-the-given-array-ii	['Two Pointers', 'String', 'Binary Search', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
45.113611	Hard	3,009	false	true	Maximum Number of Intersections on the Chart	maximum-number-of-intersections-on-the-chart	['Array', 'Math', 'Binary Indexed Tree', 'Geometry']	false	false
65.502146	Easy	3,010	false	false	Divide an Array Into Subarrays With Minimum Cost I	divide-an-array-into-subarrays-with-minimum-cost-i	['Array', 'Sorting', 'Enumeration']	false	false
66.531433	Medium	3,011	false	false	Find if Array Can Be Sorted	find-if-array-can-be-sorted	['Array', 'Bit Manipulation', 'Sorting']	true	false
34.586902	Medium	3,012	false	false	Minimize Length of Array Using Operations	minimize-length-of-array-using-operations	['Array', 'Math', 'Greedy', 'Number Theory']	false	false
29.694745	Hard	3,013	false	false	Divide an Array Into Subarrays With Minimum Cost II	divide-an-array-into-subarrays-with-minimum-cost-ii	['Array', 'Hash Table', 'Sliding Window', 'Heap (Priority Queue)']	false	false
65.99563	Easy	3,014	false	false	Minimum Number of Pushes to Type Word I	minimum-number-of-pushes-to-type-word-i	['Math', 'String', 'Greedy']	false	false
56.507905	Medium	3,015	false	false	Count the Number of Houses at a Certain Distance I	count-the-number-of-houses-at-a-certain-distance-i	['Breadth-First Search', 'Graph', 'Prefix Sum']	false	false
79.899317	Medium	3,016	false	false	Minimum Number of Pushes to Type Word II	minimum-number-of-pushes-to-type-word-ii	['Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']	true	false
21.367418	Hard	3,017	false	false	Count the Number of Houses at a Certain Distance II	count-the-number-of-houses-at-a-certain-distance-ii	['Graph', 'Prefix Sum']	false	false
43.044822	Hard	3,018	false	true	Maximum Number of Removal Queries That Can Be Processed I	maximum-number-of-removal-queries-that-can-be-processed-i	['Array', 'Dynamic Programming']	false	false
79.509694	Easy	3,019	false	false	Number of Changing Keys	number-of-changing-keys	['String']	false	false
26.265562	Medium	3,020	false	false	Find the Maximum Number of Elements in Subset	find-the-maximum-number-of-elements-in-subset	['Array', 'Hash Table', 'Enumeration']	false	false
46.945239	Medium	3,021	false	false	Alice and Bob Playing Flower Game	alice-and-bob-playing-flower-game	['Math']	false	false
28.663342	Hard	3,022	false	false	Minimize OR of Remaining Elements Using Operations	minimize-or-of-remaining-elements-using-operations	['Array', 'Greedy', 'Bit Manipulation']	false	false
56.461001	Medium	3,023	false	true	Find Pattern in Infinite Stream I	find-pattern-in-infinite-stream-i	['Array', 'Sliding Window', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
37.966001	Easy	3,024	false	false	Type of Triangle	type-of-triangle	['Array', 'Math', 'Sorting']	false	false
40.524958	Medium	3,025	false	false	Find the Number of Ways to Place People I	find-the-number-of-ways-to-place-people-i	['Array', 'Math', 'Geometry', 'Sorting', 'Enumeration']	false	false
20.002197	Medium	3,026	false	false	Maximum Good Subarray Sum	maximum-good-subarray-sum	['Array', 'Hash Table', 'Prefix Sum']	false	false
45.717879	Hard	3,027	false	false	Find the Number of Ways to Place People II	find-the-number-of-ways-to-place-people-ii	['Array', 'Math', 'Geometry', 'Sorting', 'Enumeration']	false	false
73.473937	Easy	3,028	false	false	Ant on the Boundary	ant-on-the-boundary	['Array', 'Simulation', 'Prefix Sum']	false	false
41.036534	Medium	3,029	false	false	Minimum Time to Revert Word to Initial State I	minimum-time-to-revert-word-to-initial-state-i	['String', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
41.964493	Medium	3,030	false	false	Find the Grid of Region Average	find-the-grid-of-region-average	['Array', 'Matrix']	false	false
34.173077	Hard	3,031	false	false	Minimum Time to Revert Word to Initial State II	minimum-time-to-revert-word-to-initial-state-ii	['String', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
88.007201	Easy	3,032	false	true	Count Numbers With Unique Digits II	count-numbers-with-unique-digits-ii	['Hash Table', 'Math', 'Dynamic Programming']	false	false
68.174143	Easy	3,033	false	false	Modify the Matrix	modify-the-matrix	['Array', 'Matrix']	false	false
66.243374	Medium	3,034	false	false	Number of Subarrays That Match a Pattern I	number-of-subarrays-that-match-a-pattern-i	['Array', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
42.821954	Medium	3,035	false	false	Maximum Palindromes After Operations	maximum-palindromes-after-operations	['Array', 'Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']	false	false
31.801133	Hard	3,036	false	false	Number of Subarrays That Match a Pattern II	number-of-subarrays-that-match-a-pattern-ii	['Array', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
68.173599	Hard	3,037	false	true	Find Pattern in Infinite Stream II	find-pattern-in-infinite-stream-ii	['Array', 'Sliding Window', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
51.684387	Easy	3,038	false	false	Maximum Number of Operations With the Same Score I	maximum-number-of-operations-with-the-same-score-i	['Array', 'Simulation']	false	false
55.881783	Medium	3,039	false	false	Apply Operations to Make String Empty	apply-operations-to-make-string-empty	['Array', 'Hash Table', 'Sorting', 'Counting']	false	false
32.897782	Medium	3,040	false	false	Maximum Number of Operations With the Same Score II	maximum-number-of-operations-with-the-same-score-ii	['Array', 'Dynamic Programming', 'Memoization']	false	false
32.003593	Hard	3,041	false	false	Maximize Consecutive Elements in an Array After Modification	maximize-consecutive-elements-in-an-array-after-modification	['Array', 'Dynamic Programming', 'Sorting']	false	false
77.626726	Easy	3,042	false	false	Count Prefix and Suffix Pairs I	count-prefix-and-suffix-pairs-i	['Array', 'String', 'Trie', 'Rolling Hash', 'String Matching', 'Hash Function']	true	false
56.269635	Medium	3,043	false	false	Find the Length of the Longest Common Prefix	find-the-length-of-the-longest-common-prefix	['Array', 'Hash Table', 'String', 'Trie']	true	false
44.707121	Medium	3,044	false	false	Most Frequent Prime	most-frequent-prime	['Array', 'Hash Table', 'Math', 'Matrix', 'Counting', 'Enumeration', 'Number Theory']	false	false
26.874075	Hard	3,045	false	false	Count Prefix and Suffix Pairs II	count-prefix-and-suffix-pairs-ii	['Array', 'String', 'Trie', 'Rolling Hash', 'String Matching', 'Hash Function']	false	false
58.859973	Easy	3,046	false	false	Split the Array	split-the-array	['Array', 'Hash Table', 'Counting']	false	false
44.810282	Medium	3,047	false	false	Find the Largest Area of Square Inside Two Rectangles	find-the-largest-area-of-square-inside-two-rectangles	['Array', 'Math', 'Geometry']	false	false
34.122713	Medium	3,048	false	false	Earliest Second to Mark Indices I	earliest-second-to-mark-indices-i	['Array', 'Binary Search']	false	false
20.096278	Hard	3,049	false	false	Earliest Second to Mark Indices II	earliest-second-to-mark-indices-ii	['Array', 'Binary Search', 'Greedy', 'Heap (Priority Queue)']	false	false
67.763348	Medium	3,050	false	true	Pizza Toppings Cost Analysis	pizza-toppings-cost-analysis	['Database']	false	false
76.051333	Easy	3,051	false	true	Find Candidates for Data Scientist Position	find-candidates-for-data-scientist-position	['Database']	false	false
74.78022	Hard	3,052	false	true	Maximize Items	maximize-items	['Database']	false	false
50.531108	Easy	3,053	false	true	Classifying Triangles by Lengths	classifying-triangles-by-lengths	['Database']	true	false
79.132172	Medium	3,054	false	true	Binary Tree Nodes	binary-tree-nodes	['Database']	true	false
58.385417	Medium	3,055	false	true	Top Percentile Fraud	top-percentile-fraud	['Database']	false	false
58.566131	Medium	3,056	false	true	Snaps Analysis	snaps-analysis	['Database']	false	false
68.634538	Hard	3,057	false	true	Employees Project Allocation	employees-project-allocation	['Database']	false	false
48.83502	Medium	3,058	false	true	Friends With No Mutual Friends	friends-with-no-mutual-friends	['Database']	false	false
70.190224	Easy	3,059	false	true	Find All Unique Email Domains	find-all-unique-email-domains	['Database']	true	false
39.648341	Hard	3,060	false	true	User Activities within Time Bounds	user-activities-within-time-bounds	['Database']	true	false
82.053073	Hard	3,061	false	true	Calculate Trapping Rain Water	calculate-trapping-rain-water	['Database']	false	false
79.012063	Easy	3,062	false	true	Winner of the Linked List Game	winner-of-the-linked-list-game	['Linked List']	true	false
85.682789	Easy	3,063	false	true	Linked List Frequency	linked-list-frequency	['Hash Table', 'Linked List', 'Counting']	true	false
90.237734	Medium	3,064	false	true	Guess the Number Using Bitwise Questions I	guess-the-number-using-bitwise-questions-i	['Bit Manipulation', 'Interactive']	false	false
85.861304	Easy	3,065	false	false	Minimum Operations to Exceed Threshold Value I	minimum-operations-to-exceed-threshold-value-i	['Array']	false	false
45.691411	Medium	3,066	false	false	Minimum Operations to Exceed Threshold Value II	minimum-operations-to-exceed-threshold-value-ii	['Array', 'Heap (Priority Queue)', 'Simulation']	true	false
53.779722	Medium	3,067	false	false	Count Pairs of Connectable Servers in a Weighted Tree Network	count-pairs-of-connectable-servers-in-a-weighted-tree-network	['Array', 'Tree', 'Depth-First Search']	false	false
65.21217	Hard	3,068	false	false	Find the Maximum Sum of Node Values	find-the-maximum-sum-of-node-values	['Array', 'Dynamic Programming', 'Greedy', 'Bit Manipulation', 'Tree', 'Sorting']	true	false
72.751082	Easy	3,069	false	false	Distribute Elements Into Two Arrays I	distribute-elements-into-two-arrays-i	['Array', 'Simulation']	false	false
56.915292	Medium	3,070	false	false	Count Submatrices with Top-Left Element and Sum Less Than k	count-submatrices-with-top-left-element-and-sum-less-than-k	['Array', 'Matrix', 'Prefix Sum']	false	false
61.158309	Medium	3,071	false	false	Minimum Operations to Write the Letter Y on a Grid	minimum-operations-to-write-the-letter-y-on-a-grid	['Array', 'Hash Table', 'Matrix', 'Counting']	false	false
29.014851	Hard	3,072	false	false	Distribute Elements Into Two Arrays II	distribute-elements-into-two-arrays-ii	['Array', 'Binary Indexed Tree', 'Segment Tree', 'Simulation']	false	false
35.323219	Medium	3,073	false	true	Maximum Increasing Triplet Value	maximum-increasing-triplet-value	['Array', 'Ordered Set']	false	false
67.838581	Easy	3,074	false	false	Apple Redistribution into Boxes	apple-redistribution-into-boxes	['Array', 'Greedy', 'Sorting']	false	false
54.799428	Medium	3,075	false	false	Maximize Happiness of Selected Children	maximize-happiness-of-selected-children	['Array', 'Greedy', 'Sorting']	true	false
47.288054	Medium	3,076	false	false	Shortest Uncommon Substring in an Array	shortest-uncommon-substring-in-an-array	['Array', 'Hash Table', 'String', 'Trie']	false	false
26.553567	Hard	3,077	false	false	Maximum Strength of K Disjoint Subarrays	maximum-strength-of-k-disjoint-subarrays	['Array', 'Dynamic Programming', 'Prefix Sum']	false	false
63.624679	Medium	3,078	false	true	Match Alphanumerical Pattern in Matrix I	match-alphanumerical-pattern-in-matrix-i	['Array', 'Hash Table', 'String', 'Matrix']	false	false
73.314875	Easy	3,079	false	false	Find the Sum of Encrypted Integers	find-the-sum-of-encrypted-integers	['Array', 'Math']	false	false
47.394358	Medium	3,080	false	false	Mark Elements on Array by Performing Queries	mark-elements-on-array-by-performing-queries	['Array', 'Hash Table', 'Sorting', 'Heap (Priority Queue)', 'Simulation']	false	false
27.570828	Medium	3,081	false	false	Replace Question Marks in String to Minimize Its Value	replace-question-marks-in-string-to-minimize-its-value	['Hash Table', 'String', 'Greedy', 'Sorting', 'Heap (Priority Queue)', 'Counting']	false	false
36.149269	Hard	3,082	false	false	Find the Sum of the Power of All Subsequences	find-the-sum-of-the-power-of-all-subsequences	['Array', 'Dynamic Programming']	false	false
65.453119	Easy	3,083	false	false	Existence of a Substring in a String and Its Reverse	existence-of-a-substring-in-a-string-and-its-reverse	['Hash Table', 'String']	false	false
48.700384	Medium	3,084	false	false	Count Substrings Starting and Ending with Given Character	count-substrings-starting-and-ending-with-given-character	['Math', 'String', 'Counting']	false	false
44.197881	Medium	3,085	false	false	Minimum Deletions to Make String K-Special	minimum-deletions-to-make-string-k-special	['Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']	false	false
20.609987	Hard	3,086	false	false	Minimum Moves to Pick K Ones	minimum-moves-to-pick-k-ones	['Array', 'Greedy', 'Sliding Window', 'Prefix Sum']	false	false
61.456954	Medium	3,087	false	true	Find Trending Hashtags	find-trending-hashtags	['Database']	false	false
42.180095	Hard	3,088	false	true	Make String Anti-palindrome	make-string-anti-palindrome	['String', 'Greedy', 'Sorting', 'Counting Sort']	false	false
39.65825	Medium	3,089	false	true	Find Bursty Behavior	find-bursty-behavior	['Database']	false	false
63.074239	Easy	3,090	false	false	Maximum Length Substring With Two Occurrences	maximum-length-substring-with-two-occurrences	['Hash Table', 'String', 'Sliding Window']	false	false
43.186885	Medium	3,091	false	false	Apply Operations to Make Sum of Array Greater Than or Equal to k	apply-operations-to-make-sum-of-array-greater-than-or-equal-to-k	['Math', 'Greedy', 'Enumeration']	false	false
41.345681	Medium	3,092	false	false	Most Frequent IDs	most-frequent-ids	['Array', 'Hash Table', 'Heap (Priority Queue)', 'Ordered Set']	false	false
36.717063	Hard	3,093	false	false	Longest Common Suffix Queries	longest-common-suffix-queries	['Array', 'String', 'Trie']	false	false
83.107404	Medium	3,094	false	true	Guess the Number Using Bitwise Questions II	guess-the-number-using-bitwise-questions-ii	['Bit Manipulation', 'Interactive']	false	false
42.43942	Easy	3,095	false	false	Shortest Subarray With OR at Least K I	shortest-subarray-with-or-at-least-k-i	['Array', 'Bit Manipulation', 'Sliding Window']	false	false
38.847394	Medium	3,096	false	false	Minimum Levels to Gain More Points	minimum-levels-to-gain-more-points	['Array', 'Prefix Sum']	false	false
50.255969	Medium	3,097	false	false	Shortest Subarray With OR at Least K II	shortest-subarray-with-or-at-least-k-ii	['Array', 'Bit Manipulation', 'Sliding Window']	true	false
23.103099	Hard	3,098	false	false	Find the Sum of Subsequence Powers	find-the-sum-of-subsequence-powers	['Array', 'Dynamic Programming', 'Sorting']	false	false
83.047392	Easy	3,099	false	false	Harshad Number	harshad-number	['Math']	false	false
62.048033	Medium	3,100	false	false	Water Bottles II	water-bottles-ii	['Math', 'Simulation']	false	false

21.251525

Medium

3,001

false

Minimum Moves to Capture The Queen

minimum-moves-to-capture-the-queen

['Math', 'Enumeration']

false

44.532273

Medium

3,002

false

Maximum Size of a Set After Removals

maximum-size-of-a-set-after-removals

['Array', 'Hash Table', 'Greedy']

false

27.124094

Hard

3,003

false

Maximize the Number of Partitions After Operations

maximize-the-number-of-partitions-after-operations

['String', 'Dynamic Programming', 'Bit Manipulation', 'Bitmask']

false

56.656347

Medium

3,004

false

true

Maximum Subtree of the Same Color

maximum-subtree-of-the-same-color

['Array', 'Dynamic Programming', 'Tree', 'Depth-First Search']

false

77.888169

Easy

3,005

false

Count Elements With Maximum Frequency

count-elements-with-maximum-frequency

['Array', 'Hash Table', 'Counting']

true

false

37.860684

Medium

3,006

false

Find Beautiful Indices in the Given Array I

find-beautiful-indices-in-the-given-array-i

['Two Pointers', 'String', 'Binary Search', 'Rolling Hash', 'String Matching', 'Hash Function']

false

36.980949

Medium

3,007

false

Maximum Number That Sum of the Prices Is Less Than or Equal to K

maximum-number-that-sum-of-the-prices-is-less-than-or-equal-to-k

['Binary Search', 'Dynamic Programming', 'Bit Manipulation']

false

26.007292

Hard

3,008

false

Find Beautiful Indices in the Given Array II

find-beautiful-indices-in-the-given-array-ii

['Two Pointers', 'String', 'Binary Search', 'Rolling Hash', 'String Matching', 'Hash Function']

false

45.113611

Hard

3,009

false

true

Maximum Number of Intersections on the Chart

maximum-number-of-intersections-on-the-chart

['Array', 'Math', 'Binary Indexed Tree', 'Geometry']

false

65.502146

Easy

3,010

false

Divide an Array Into Subarrays With Minimum Cost I

divide-an-array-into-subarrays-with-minimum-cost-i

['Array', 'Sorting', 'Enumeration']

false

66.531433

Medium

3,011

false

Find if Array Can Be Sorted

find-if-array-can-be-sorted

['Array', 'Bit Manipulation', 'Sorting']

true

false

34.586902

Medium

3,012

false

Minimize Length of Array Using Operations

minimize-length-of-array-using-operations

['Array', 'Math', 'Greedy', 'Number Theory']

false

29.694745

Hard

3,013

false

Divide an Array Into Subarrays With Minimum Cost II

divide-an-array-into-subarrays-with-minimum-cost-ii

['Array', 'Hash Table', 'Sliding Window', 'Heap (Priority Queue)']

false

65.99563

Easy

3,014

false

Minimum Number of Pushes to Type Word I

minimum-number-of-pushes-to-type-word-i

['Math', 'String', 'Greedy']

false

56.507905

Medium

3,015

false

Count the Number of Houses at a Certain Distance I

count-the-number-of-houses-at-a-certain-distance-i

['Breadth-First Search', 'Graph', 'Prefix Sum']

false

79.899317

Medium

3,016

false

Minimum Number of Pushes to Type Word II

minimum-number-of-pushes-to-type-word-ii

['Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']

true

false

21.367418

Hard

3,017

false

Count the Number of Houses at a Certain Distance II

count-the-number-of-houses-at-a-certain-distance-ii

['Graph', 'Prefix Sum']

false

43.044822

Hard

3,018

false

true

Maximum Number of Removal Queries That Can Be Processed I

maximum-number-of-removal-queries-that-can-be-processed-i

['Array', 'Dynamic Programming']

false

79.509694

Easy

3,019

false

Number of Changing Keys

number-of-changing-keys

['String']

false

26.265562

Medium

3,020

false

Find the Maximum Number of Elements in Subset

find-the-maximum-number-of-elements-in-subset

['Array', 'Hash Table', 'Enumeration']

false

46.945239

Medium

3,021

false

Alice and Bob Playing Flower Game

alice-and-bob-playing-flower-game

['Math']

false

28.663342

Hard

3,022

false

Minimize OR of Remaining Elements Using Operations

minimize-or-of-remaining-elements-using-operations

['Array', 'Greedy', 'Bit Manipulation']

false

56.461001

Medium

3,023

false

true

Find Pattern in Infinite Stream I

find-pattern-in-infinite-stream-i

['Array', 'Sliding Window', 'Rolling Hash', 'String Matching', 'Hash Function']

false

37.966001

Easy

3,024

false

Type of Triangle

type-of-triangle

['Array', 'Math', 'Sorting']

false

40.524958

Medium

3,025

false

Find the Number of Ways to Place People I

find-the-number-of-ways-to-place-people-i

['Array', 'Math', 'Geometry', 'Sorting', 'Enumeration']

false

20.002197

Medium

3,026

false

Maximum Good Subarray Sum

maximum-good-subarray-sum

['Array', 'Hash Table', 'Prefix Sum']

false

45.717879

Hard

3,027

false

Find the Number of Ways to Place People II

find-the-number-of-ways-to-place-people-ii

['Array', 'Math', 'Geometry', 'Sorting', 'Enumeration']

false

73.473937

Easy

3,028

false

Ant on the Boundary

ant-on-the-boundary

['Array', 'Simulation', 'Prefix Sum']

false

41.036534

Medium

3,029

false

Minimum Time to Revert Word to Initial State I

minimum-time-to-revert-word-to-initial-state-i

['String', 'Rolling Hash', 'String Matching', 'Hash Function']

false

41.964493

Medium

3,030

false

Find the Grid of Region Average

find-the-grid-of-region-average

['Array', 'Matrix']

false

34.173077

Hard

3,031

false

Minimum Time to Revert Word to Initial State II

minimum-time-to-revert-word-to-initial-state-ii

['String', 'Rolling Hash', 'String Matching', 'Hash Function']

false

88.007201

Easy

3,032

false

true

Count Numbers With Unique Digits II

count-numbers-with-unique-digits-ii

['Hash Table', 'Math', 'Dynamic Programming']

false

68.174143

Easy

3,033

false

Modify the Matrix

modify-the-matrix

['Array', 'Matrix']

false

66.243374

Medium

3,034

false

Number of Subarrays That Match a Pattern I

number-of-subarrays-that-match-a-pattern-i

['Array', 'Rolling Hash', 'String Matching', 'Hash Function']

false

42.821954

Medium

3,035

false

Maximum Palindromes After Operations

maximum-palindromes-after-operations

['Array', 'Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']

false

31.801133

Hard

3,036

false

Number of Subarrays That Match a Pattern II

number-of-subarrays-that-match-a-pattern-ii

['Array', 'Rolling Hash', 'String Matching', 'Hash Function']

false

68.173599

Hard

3,037

false

true

Find Pattern in Infinite Stream II

find-pattern-in-infinite-stream-ii

['Array', 'Sliding Window', 'Rolling Hash', 'String Matching', 'Hash Function']

false

51.684387

Easy

3,038

false

Maximum Number of Operations With the Same Score I

maximum-number-of-operations-with-the-same-score-i

['Array', 'Simulation']

false

55.881783

Medium

3,039

false

Apply Operations to Make String Empty

apply-operations-to-make-string-empty

['Array', 'Hash Table', 'Sorting', 'Counting']

false

32.897782

Medium

3,040

false

Maximum Number of Operations With the Same Score II

maximum-number-of-operations-with-the-same-score-ii

['Array', 'Dynamic Programming', 'Memoization']

false

32.003593

Hard

3,041

false

Maximize Consecutive Elements in an Array After Modification

maximize-consecutive-elements-in-an-array-after-modification

['Array', 'Dynamic Programming', 'Sorting']

false

77.626726

Easy

3,042

false

Count Prefix and Suffix Pairs I

count-prefix-and-suffix-pairs-i

['Array', 'String', 'Trie', 'Rolling Hash', 'String Matching', 'Hash Function']

true

false

56.269635

Medium

3,043

false

Find the Length of the Longest Common Prefix

find-the-length-of-the-longest-common-prefix

['Array', 'Hash Table', 'String', 'Trie']

true

false

44.707121

Medium

3,044

false

Most Frequent Prime

most-frequent-prime

['Array', 'Hash Table', 'Math', 'Matrix', 'Counting', 'Enumeration', 'Number Theory']

false

26.874075

Hard

3,045

false

Count Prefix and Suffix Pairs II

count-prefix-and-suffix-pairs-ii

['Array', 'String', 'Trie', 'Rolling Hash', 'String Matching', 'Hash Function']

false

58.859973

Easy

3,046

false

Split the Array

split-the-array

['Array', 'Hash Table', 'Counting']

false

44.810282

Medium

3,047

false

Find the Largest Area of Square Inside Two Rectangles

find-the-largest-area-of-square-inside-two-rectangles

['Array', 'Math', 'Geometry']

false

34.122713

Medium

3,048

false

Earliest Second to Mark Indices I

earliest-second-to-mark-indices-i

['Array', 'Binary Search']

false

20.096278

Hard

3,049

false

Earliest Second to Mark Indices II

earliest-second-to-mark-indices-ii

['Array', 'Binary Search', 'Greedy', 'Heap (Priority Queue)']

false

67.763348

Medium

3,050

false

true

Pizza Toppings Cost Analysis

pizza-toppings-cost-analysis

['Database']

false

76.051333

Easy

3,051

false

true

Find Candidates for Data Scientist Position

find-candidates-for-data-scientist-position

['Database']

false

74.78022

Hard

3,052

false

true

Maximize Items

maximize-items

['Database']

false

50.531108

Easy

3,053

false

true

Classifying Triangles by Lengths

classifying-triangles-by-lengths

['Database']

true

false

79.132172

Medium

3,054

false

true

Binary Tree Nodes

binary-tree-nodes

['Database']

true

false

58.385417

Medium

3,055

false

true

Top Percentile Fraud

top-percentile-fraud

['Database']

false

58.566131

Medium

3,056

false

true

Snaps Analysis

snaps-analysis

['Database']

false

68.634538

Hard

3,057

false

true

Employees Project Allocation

employees-project-allocation

['Database']

false

48.83502

Medium

3,058

false

true

Friends With No Mutual Friends

friends-with-no-mutual-friends

['Database']

false

70.190224

Easy

3,059

false

true

Find All Unique Email Domains

find-all-unique-email-domains

['Database']

true

false

39.648341

Hard

3,060

false

true

User Activities within Time Bounds

user-activities-within-time-bounds

['Database']

true

false

82.053073

Hard

3,061

false

true

Calculate Trapping Rain Water

calculate-trapping-rain-water

['Database']

false

79.012063

Easy

3,062

false

true

Winner of the Linked List Game

winner-of-the-linked-list-game

['Linked List']

true

false

85.682789

Easy

3,063

false

true

Linked List Frequency

linked-list-frequency

['Hash Table', 'Linked List', 'Counting']

true

false

90.237734

Medium

3,064

false

true

Guess the Number Using Bitwise Questions I

guess-the-number-using-bitwise-questions-i

['Bit Manipulation', 'Interactive']

false

85.861304

Easy

3,065

false

Minimum Operations to Exceed Threshold Value I

minimum-operations-to-exceed-threshold-value-i

['Array']

false

45.691411

Medium

3,066

false

Minimum Operations to Exceed Threshold Value II

minimum-operations-to-exceed-threshold-value-ii

['Array', 'Heap (Priority Queue)', 'Simulation']

true

false

53.779722

Medium

3,067

false

Count Pairs of Connectable Servers in a Weighted Tree Network

count-pairs-of-connectable-servers-in-a-weighted-tree-network

['Array', 'Tree', 'Depth-First Search']

false

65.21217

Hard

3,068

false

Find the Maximum Sum of Node Values

find-the-maximum-sum-of-node-values

['Array', 'Dynamic Programming', 'Greedy', 'Bit Manipulation', 'Tree', 'Sorting']

true

false

72.751082

Easy

3,069

false

Distribute Elements Into Two Arrays I

distribute-elements-into-two-arrays-i

['Array', 'Simulation']

false

56.915292

Medium

3,070

false

Count Submatrices with Top-Left Element and Sum Less Than k

count-submatrices-with-top-left-element-and-sum-less-than-k

['Array', 'Matrix', 'Prefix Sum']

false

61.158309

Medium

3,071

false

Minimum Operations to Write the Letter Y on a Grid

minimum-operations-to-write-the-letter-y-on-a-grid

['Array', 'Hash Table', 'Matrix', 'Counting']

false

29.014851

Hard

3,072

false

Distribute Elements Into Two Arrays II

distribute-elements-into-two-arrays-ii

['Array', 'Binary Indexed Tree', 'Segment Tree', 'Simulation']

false

35.323219

Medium

3,073

false

true

Maximum Increasing Triplet Value

maximum-increasing-triplet-value

['Array', 'Ordered Set']

false

67.838581

Easy

3,074

false

Apple Redistribution into Boxes

apple-redistribution-into-boxes

['Array', 'Greedy', 'Sorting']

false

54.799428

Medium

3,075

false

Maximize Happiness of Selected Children

maximize-happiness-of-selected-children

['Array', 'Greedy', 'Sorting']

true

false

47.288054

Medium

3,076

false

Shortest Uncommon Substring in an Array

shortest-uncommon-substring-in-an-array

['Array', 'Hash Table', 'String', 'Trie']

false

26.553567

Hard

3,077

false

Maximum Strength of K Disjoint Subarrays

maximum-strength-of-k-disjoint-subarrays

['Array', 'Dynamic Programming', 'Prefix Sum']

false

63.624679

Medium

3,078

false

true

Match Alphanumerical Pattern in Matrix I

match-alphanumerical-pattern-in-matrix-i

['Array', 'Hash Table', 'String', 'Matrix']

false

73.314875

Easy

3,079

false

Find the Sum of Encrypted Integers

find-the-sum-of-encrypted-integers

['Array', 'Math']

false

47.394358

Medium

3,080

false

Mark Elements on Array by Performing Queries

mark-elements-on-array-by-performing-queries

['Array', 'Hash Table', 'Sorting', 'Heap (Priority Queue)', 'Simulation']

false

27.570828

Medium

3,081

false

Replace Question Marks in String to Minimize Its Value

replace-question-marks-in-string-to-minimize-its-value

['Hash Table', 'String', 'Greedy', 'Sorting', 'Heap (Priority Queue)', 'Counting']

false

36.149269

Hard

3,082

false

Find the Sum of the Power of All Subsequences

find-the-sum-of-the-power-of-all-subsequences

['Array', 'Dynamic Programming']

false

65.453119

Easy

3,083

false

Existence of a Substring in a String and Its Reverse

existence-of-a-substring-in-a-string-and-its-reverse

['Hash Table', 'String']

false

48.700384

Medium

3,084

false

Count Substrings Starting and Ending with Given Character

count-substrings-starting-and-ending-with-given-character

['Math', 'String', 'Counting']

false

44.197881

Medium

3,085

false

Minimum Deletions to Make String K-Special

minimum-deletions-to-make-string-k-special

['Hash Table', 'String', 'Greedy', 'Sorting', 'Counting']

false

20.609987

Hard

3,086

false

Minimum Moves to Pick K Ones

minimum-moves-to-pick-k-ones

['Array', 'Greedy', 'Sliding Window', 'Prefix Sum']

false

61.456954

Medium

3,087

false

true

Find Trending Hashtags

find-trending-hashtags

['Database']

false

42.180095

Hard

3,088

false

true

Make String Anti-palindrome

make-string-anti-palindrome

['String', 'Greedy', 'Sorting', 'Counting Sort']

false

39.65825

Medium

3,089

false

true

Find Bursty Behavior

find-bursty-behavior

['Database']

false

63.074239

Easy

3,090

false

Maximum Length Substring With Two Occurrences

maximum-length-substring-with-two-occurrences

['Hash Table', 'String', 'Sliding Window']

false

43.186885

Medium

3,091

false

Apply Operations to Make Sum of Array Greater Than or Equal to k

apply-operations-to-make-sum-of-array-greater-than-or-equal-to-k

['Math', 'Greedy', 'Enumeration']

false

41.345681

Medium

3,092

false

Most Frequent IDs

most-frequent-ids

['Array', 'Hash Table', 'Heap (Priority Queue)', 'Ordered Set']

false

36.717063

Hard

3,093

false

Longest Common Suffix Queries

longest-common-suffix-queries

['Array', 'String', 'Trie']

false

83.107404

Medium

3,094

false

true

Guess the Number Using Bitwise Questions II

guess-the-number-using-bitwise-questions-ii

['Bit Manipulation', 'Interactive']

false

42.43942

Easy

3,095

false

Shortest Subarray With OR at Least K I

shortest-subarray-with-or-at-least-k-i

['Array', 'Bit Manipulation', 'Sliding Window']

false

38.847394

Medium

3,096

false

Minimum Levels to Gain More Points

minimum-levels-to-gain-more-points

['Array', 'Prefix Sum']

false

50.255969

Medium

3,097

false

Shortest Subarray With OR at Least K II

shortest-subarray-with-or-at-least-k-ii

['Array', 'Bit Manipulation', 'Sliding Window']

true

false

23.103099

Hard

3,098

false

Find the Sum of Subsequence Powers

find-the-sum-of-subsequence-powers

['Array', 'Dynamic Programming', 'Sorting']

false

83.047392

Easy

3,099

false

Harshad Number

harshad-number

['Math']

false

62.048033

Medium

3,100

false

Water Bottles II

water-bottles-ii

['Math', 'Simulation']

false