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4,005 problems

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Array2,209 String870 Hash Table786 Math682 Dynamic Programming666 Sorting504 Greedy480 Binary Search352 Depth-First Search335 Database303 Bit Manipulation283 Matrix278 Tree261 Breadth-First Search255 Two Pointers249 All topics

With video · 4,005 results

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TitleSolutionAcceptDifficultyTopics

3433. Count Mentions Per UserVideo

Solution50.8%Medium

Array, Math +2· 4 companies

3434. Maximum Frequency After Subarray OperationVideo

–31.6%Medium

Array, Dynamic Programming +4· 4 companies

3435. Frequencies of Shortest SupersequencesVideo

–22.2%Hard

Array, Bit Manipulation +4· 1 company

3436. Find Valid EmailsVideo

Solution44.1%Easy

3438. Find Valid Pair of Adjacent Digits in StringVideo

Solution60.7%Easy

Counting, Hash Table +1· 3 companies

3439. Reschedule Meetings for Maximum Free Time IVideo

Solution53.9%Medium

Array, Greedy +1· 5 companies

3440. Reschedule Meetings for Maximum Free Time IIVideo

Solution60.4%Medium

Array, Enumeration +1· 4 companies

3441. Minimum Cost Good CaptionVideo

–20.5%Hard

Dynamic Programming, String· 2 companies

3442. Maximum Difference Between Even and Odd Frequency IVideo

Solution60.7%Easy

Counting, Hash Table +1· 4 companies

3443. Maximum Manhattan Distance After K ChangesVideo

Solution54.2%Medium

Counting, Hash Table +2· 4 companies

3444. Minimum Increments for Target Multiples in an ArrayVideo

–27.5%Hard

Array, Bit Manipulation +4

3445. Maximum Difference Between Even and Odd Frequency IIVideo

Solution48.7%Hard

Enumeration, Prefix Sum +2· 6 companies

3446. Sort Matrix by DiagonalsVideo

Solution84.1%Medium

Array, Matrix +1· 5 companies

3447. Assign Elements to Groups with ConstraintsVideo

Solution27.4%Medium

Array, Hash Table· 1 company

3448. Count Substrings Divisible By Last DigitVideo

–23.7%Hard

Dynamic Programming, String· 1 company

3449. Maximize the Minimum Game ScoreVideo

–26.2%Hard

Array, Binary Search +1· 2 companies

3450. Maximum Students on a Single BenchVideoPremium

Solution87.8%Easy

Array, Hash Table

3451. Find Invalid IP AddressesVideo

Solution49.6%Hard

3452. Sum of Good NumbersVideo

Solution69.6%Easy

Array· 2 companies

3453. Separate Squares IVideo

Solution58.0%Medium

Array, Binary Search· 4 companies

3454. Separate Squares IIVideo

Solution59.2%Hard

Array, Binary Search +2· 2 companies

3455. Shortest Matching SubstringVideo

Solution24.5%Hard

Binary Search, String +2· 1 company

3456. Find Special Substring of Length KVideo

Solution35.1%Easy

String· 1 company

3457. Eat Pizzas!Video

Solution33.8%Medium

Array, Greedy +1· 1 company

3458. Select K Disjoint Special SubstringsVideo

–19.2%Medium

Dynamic Programming, Greedy +3· 1 company

3459. Length of Longest V-Shaped Diagonal SegmentVideo

Solution56.3%Hard

Array, Dynamic Programming +2· 5 companies

3461. Check If Digits Are Equal in String After Operations IVideo

Solution82.5%Easy

Combinatorics, Math +3· 4 companies

3462. Maximum Sum With at Most K ElementsVideo

Solution60.6%Medium

Array, Greedy +3· 2 companies

3463. Check If Digits Are Equal in String After Operations IIVideo

–14.3%Hard

Combinatorics, Math +2· 2 companies

3464. Maximize the Distance Between Points on a SquareVideo

Solution51.3%Hard

Array, Binary Search +3· 2 companies

3465. Find Products with Valid Serial NumbersVideo

Solution28.5%Easy

3466. Maximum Coin Collection VideoPremium

Solution52.8%Medium

Array, Dynamic Programming· 1 company

3467. Transform Array by ParityVideo

Solution89.7%Easy

Array, Counting +1· 1 company

3468. Find the Number of Copy ArraysVideo

–46.9%Medium

Array, Math· 2 companies

3469. Find Minimum Cost to Remove Array ElementsVideo

–22.2%Medium

Array, Dynamic Programming· 4 companies

3470. Permutations IVVideo

–32.8%Hard

Array, Combinatorics +2

3471. Find the Largest Almost Missing IntegerVideo

Solution49.4%Easy

Array, Hash Table· 2 companies

3472. Longest Palindromic Subsequence After at Most K OperationsVideo

Solution38.0%Medium

Dynamic Programming, String· 1 company

3473. Sum of K Subarrays With Length at Least MVideo

–26.0%Medium

Array, Dynamic Programming +1

3474. Lexicographically Smallest Generated StringVideo

Solution53.3%Hard

Greedy, String +1· 5 companies

3475. DNA Pattern Recognition Video

Solution85.5%Medium

Database· 1 company

3476. Maximize Profit from Task AssignmentVideoPremium

Solution65.9%Medium

Array, Greedy +2

3477. Fruits Into Baskets IIVideo

Solution70.2%Easy

Array, Binary Search +3· 5 companies

3478. Choose K Elements With Maximum SumVideo

Solution34.6%Medium

Array, Heap (Priority Queue) +1· 1 company

3479. Fruits Into Baskets IIIVideo

Solution39.2%Medium

Array, Binary Search +2· 4 companies

3480. Maximize Subarrays After Removing One Conflicting PairVideo

Solution64.6%Hard

Array, Enumeration +2· 5 companies

3481. Apply SubstitutionsVideoPremium

Solution78.0%Medium

Array, Breadth-First Search +5· 1 company

3482. Analyze Organization HierarchyVideo

Solution62.9%Hard

Database· 1 company

3483. Unique 3-Digit Even NumbersVideo

Solution79.8%Easy

Array, Enumeration +2· 3 companies

3484. Design SpreadsheetVideo

Solution73.5%Medium

Array, Design +3· 7 companies

Showing 3,401–3,450 of 4,005