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Problems

198 problems

Has videoPremium onlyReset
CountingArray2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 198 results

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TitleSolutionAcceptDifficultyTopics
2416. Sum of Prefix Scores of StringsVideo
Solution60.6%Hard
Array, Counting +2· 3 companies
2423. Remove Letter To Equalize FrequencyVideo
Solution19.3%Easy
Counting, Hash Table +1· 4 companies
2442. Count Number of Distinct Integers After Reverse OperationsVideo
Solution81.4%Medium
Array, Counting +2· 1 company
2453. Destroy Sequential TargetsVideo
Solution42.4%Medium
Array, Counting +1· 1 company
2499. Minimum Total Cost to Make Arrays UnequalVideo
Solution41.3%Hard
Array, Counting +2· 1 company
2506. Count Pairs Of Similar StringsVideo
Solution73.7%Easy
Array, Bit Manipulation +3· 4 companies
2514. Count AnagramsVideo
Solution38.4%Hard
Combinatorics, Counting +3· 1 company
2526. Find Consecutive Integers from a Data StreamVideo
Solution51.5%Medium
Counting, Data Stream +3· 1 company
2529. Maximum Count of Positive Integer and Negative IntegerVideo
Solution74.3%Easy
Array, Binary Search +1· 5 companies
2531. Make Number of Distinct Characters EqualVideo
Solution27.5%Medium
Counting, Hash Table +1· 1 company
2539. Count the Number of Good SubsequencesVideoPremium
Solution47.7%Medium
Combinatorics, Counting +3· 4 companies
2547. Minimum Cost to Split an ArrayVideo
Solution45.4%Hard
Array, Counting +2· 1 company
2586. Count the Number of Vowel Strings in RangeVideo
Solution74.3%Easy
Array, Counting +1· 1 company
2748. Number of Beautiful PairsVideo
Solution52.9%Easy
Array, Counting +3
2833. Furthest Point From OriginVideo
Solution77.2%Easy
Counting, String· 4 companies
2856. Minimum Array Length After Pair RemovalsVideo
Solution27.8%Medium
Array, Binary Search +4· 1 company
2870. Minimum Number of Operations to Make Array EmptyVideo
Solution61.9%Medium
Array, Counting +2· 2 companies
2950. Number of Divisible SubstringsVideoPremium
Solution74.6%Medium
Counting, Hash Table +2· 4 companies
2955. Number of Same-End SubstringsVideoPremium
Solution60.6%Medium
Array, Counting +3· 2 companies
2960. Count Tested Devices After Test OperationsVideo
Solution78.8%Easy
Array, Counting +1· 1 company
2981. Find Longest Special Substring That Occurs Thrice IVideo
Solution61.9%Medium
Binary Search, Counting +3· 3 companies
2982. Find Longest Special Substring That Occurs Thrice IIVideo
Solution39.2%Medium
Binary Search, Counting +3· 2 companies
3005. Count Elements With Maximum FrequencyVideo
Solution79.8%Easy
Array, Counting +1· 8 companies
3016. Minimum Number of Pushes to Type Word IIVideo
Solution83.2%Medium
Counting, Greedy +3· 3 companies
3035. Maximum Palindromes After OperationsVideo
Solution47.2%Medium
Array, Counting +4· 8 companies
3039. Apply Operations to Make String EmptyVideo
Solution57.5%Medium
Array, Counting +2· 1 company
3044. Most Frequent PrimeVideo
Solution45.5%Medium
Array, Counting +5· 1 company
3046. Split the ArrayVideo
Solution61.7%Easy
Array, Counting +1· 4 companies
3063. Linked List FrequencyVideoPremium
Solution85.8%Easy
Counting, Hash Table +1
3071. Minimum Operations to Write the Letter Y on a GridVideo
Solution63.9%Medium
Array, Counting +2· 7 companies
3081. Replace Question Marks in String to Minimize Its ValueVideo
Solution29.6%Medium
Counting, Greedy +4· 1 company
3084. Count Substrings Starting and Ending with Given CharacterVideo
Solution50.5%Medium
Counting, Math +1
3085. Minimum Deletions to Make String K-SpecialVideo
Solution67.2%Medium
Counting, Greedy +3· 3 companies
3128. Right TrianglesVideo
Solution48.5%Medium
Array, Combinatorics +3· 2 companies
3137. Minimum Number of Operations to Make Word K-PeriodicVideo
Solution59.9%Medium
Counting, Hash Table +1· 2 companies
3138. Minimum Length of Anagram ConcatenationVideo
Solution39.8%Medium
Counting, Hash Table +1· 2 companies
3144. Minimum Substring Partition of Equal Character FrequencyVideo
Solution40.5%Medium
Counting, Dynamic Programming +2· 4 companies
3153. Sum of Digit Differences of All PairsVideo
Solution43.3%Medium
Array, Counting +2· 2 companies
3167. Better Compression of StringVideoPremium
Solution75.3%Medium
Counting, Hash Table +2· 2 companies
3184. Count Pairs That Form a Complete Day IVideo
Solution78.0%Easy
Array, Counting +1· 1 company
3185. Count Pairs That Form a Complete Day IIVideo
Solution43.7%Medium
Array, Counting +1· 1 company
3186. Maximum Total Damage With Spell CastingVideo
Solution45.1%Medium
Array, Binary Search +5· 7 companies
3223. Minimum Length of String After OperationsVideo
Solution75.0%Medium
Counting, Hash Table +1· 3 companies
3228. Maximum Number of Operations to Move Ones to the EndVideo
Solution67.2%Medium
Counting, Greedy +1· 4 companies
3238. Find the Number of Winning PlayersVideo
Solution60.5%Easy
Array, Counting +1· 1 company
3265. Count Almost Equal Pairs IVideo
Solution38.3%Medium
Array, Counting +3· 1 company
3267. Count Almost Equal Pairs IIVideo
Solution27.7%Hard
Array, Counting +3
3279. Maximum Total Area Occupied by PistonsVideoPremium
Solution41.3%Hard
Array, Counting +4
3312. Sorted GCD Pair QueriesVideo
Solution58.4%Hard
Array, Binary Search +6· 1 company
3335. Total Characters in String After Transformations IVideo
Solution45.7%Medium
Counting, Dynamic Programming +3· 4 companies
Showing 101–150 of 198