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Problems

797 problems

Has videoPremium onlyReset
Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

797 results

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TitleSolutionAcceptDifficultyTopics
3144. Minimum Substring Partition of Equal Character FrequencyVideo
Solution40.5%Medium
Counting, Dynamic Programming +2· 4 companies
3146. Permutation Difference between Two StringsVideo
Solution87.9%Easy
Hash Table, String· 1 company
3153. Sum of Digit Differences of All PairsVideo
Solution43.3%Medium
Array, Counting +2· 2 companies
3158. Find the XOR of Numbers Which Appear TwiceVideo
Solution78.9%Easy
Array, Bit Manipulation +1· 2 companies
3159. Find Occurrences of an Element in an ArrayVideo
Solution73.6%Medium
Array, Hash Table· 3 companies
3160. Find the Number of Distinct Colors Among the BallsVideo
Solution54.2%Medium
Array, Hash Table +1· 3 companies
3162. Find the Number of Good Pairs IVideo
Solution86.4%Easy
Array, Hash Table· 1 company
3164. Find the Number of Good Pairs IIVideo
Solution26.6%Medium
Array, Hash Table· 2 companies
3167. Better Compression of StringVideoPremium
Solution75.3%Medium
Counting, Hash Table +2· 2 companies
3170. Lexicographically Minimum String After Removing StarsVideo
Solution51.0%Medium
Greedy, Hash Table +3· 7 companies
3176. Find the Maximum Length of a Good Subsequence IVideo
Solution32.6%Medium
Array, Dynamic Programming +1· 1 company
3177. Find the Maximum Length of a Good Subsequence IIVideo
Solution25.2%Hard
Array, Dynamic Programming +1· 1 company
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
3217. Delete Nodes From Linked List Present in ArrayVideo
Solution69.5%Medium
Array, Hash Table +1· 5 companies
3223. Minimum Length of String After OperationsVideo
Solution75.0%Medium
Counting, Hash Table +1· 3 companies
3224. Minimum Array Changes to Make Differences EqualVideo
Solution24.9%Medium
Array, Hash Table +1· 2 companies
3237. Alt and Tab SimulationVideoPremium
Solution54.3%Medium
Array, Hash Table +1
3238. Find the Number of Winning PlayersVideo
Solution60.5%Easy
Array, Counting +1· 1 company
3242. Design Neighbor Sum ServiceVideo
Solution76.4%Easy
Array, Design +3
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
3272. Find the Count of Good IntegersVideo
Solution69.5%Hard
Combinatorics, Enumeration +2· 2 companies
3279. Maximum Total Area Occupied by PistonsVideoPremium
Solution41.3%Hard
Array, Counting +4
3289. The Two Sneaky Numbers of DigitvilleVideo
Solution89.9%Easy
Array, Hash Table +1· 4 companies
3295. Report Spam MessageVideo
Solution48.6%Medium
Array, Hash Table +1· 2 companies
3297. Count Substrings That Can Be Rearranged to Contain a String IVideo
Solution42.9%Medium
Hash Table, Sliding Window +1· 1 company
3298. Count Substrings That Can Be Rearranged to Contain a String IIVideo
Solution55.2%Hard
Hash Table, Sliding Window +1
3299. Sum of Consecutive SubsequencesVideoPremium
Solution44.1%Hard
Array, Dynamic Programming +1
3305. Count of Substrings Containing Every Vowel and K Consonants IVideo
Solution41.8%Medium
Hash Table, Sliding Window +1
3306. Count of Substrings Containing Every Vowel and K Consonants IIVideo
Solution40.6%Medium
Hash Table, Sliding Window +1· 3 companies
3311. Construct 2D Grid Matching Graph LayoutVideo
Solution29.3%Hard
Array, Graph +2
3312. Sorted GCD Pair QueriesVideo
Solution58.4%Hard
Array, Binary Search +6· 1 company
3316. Find Maximum Removals From Source StringVideo
Solution39.3%Medium
Array, Dynamic Programming +3· 1 company
3318. Find X-Sum of All K-Long Subarrays IVideo
Solution76.1%Easy
Array, Hash Table +2· 5 companies
3321. Find X-Sum of All K-Long Subarrays IIVideo
Solution41.1%Hard
Array, Hash Table +2· 2 companies
3325. Count Substrings With K-Frequency Characters IVideo
Solution56.3%Medium
Hash Table, Sliding Window +1· 1 company
3327. Check if DFS Strings Are PalindromesVideo
Solution20.9%Hard
Array, Depth-First Search +4· 1 company
3329. Count Substrings With K-Frequency Characters IIVideoPremium
Solution72.2%Hard
Hash Table, Sliding Window +1
3331. Find Subtree Sizes After ChangesVideo
Solution52.8%Medium
Array, Depth-First Search +3
3335. Total Characters in String After Transformations IVideo
Solution45.7%Medium
Counting, Dynamic Programming +3· 4 companies
3337. Total Characters in String After Transformations IIVideo
Solution58.0%Hard
Counting, Dynamic Programming +3· 2 companies
3351. Sum of Good SubsequencesVideo
Solution30.9%Hard
Array, Dynamic Programming +1· 1 company
3365. Rearrange K Substrings to Form Target StringVideo
Solution56.7%Medium
Hash Table, Sorting +1
3369. Design an Array Statistics Tracker VideoPremium
Solution35.7%Hard
Binary Search, Hash Table +1· 1 company
3371. Identify the Largest Outlier in an ArrayVideo
Solution36.2%Medium
Array, Counting +2· 4 companies
3375. Minimum Operations to Make Array Values Equal to KVideo
Solution73.3%Easy
Array, Hash Table· 4 companies
3378. Count Connected Components in LCM GraphVideo
Solution31.3%Hard
Array, Hash Table +3
3381. Maximum Subarray Sum With Length Divisible by KVideo
Solution49.6%Medium
Array, Hash Table +1· 4 companies
Showing 601–650 of 797