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Problems

786 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 786 results

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TitleSolutionAcceptDifficultyTopics
2168. Unique Substrings With Equal Digit FrequencyVideoPremium
Solution64.6%Medium
Counting, Hash Function +3· 1 company
2170. Minimum Operations to Make the Array AlternatingVideo
Solution35.7%Medium
Array, Counting +2· 2 companies
2182. Construct String With Repeat LimitVideo
Solution70.9%Medium
Counting, Greedy +3· 5 companies
2186. Minimum Number of Steps to Make Two Strings Anagram IIVideo
Solution73.3%Medium
Counting, Hash Table +1· 1 company
2190. Most Frequent Number Following Key In an ArrayVideo
Solution59.6%Easy
Array, Counting +1· 1 company
2196. Create Binary Tree From DescriptionsVideo
Solution83.9%Medium
Array, Binary Tree +2· 7 companies
2201. Count Artifacts That Can Be ExtractedVideo
Solution57.1%Medium
Array, Hash Table +1
2206. Divide Array Into Equal PairsVideo
Solution79.2%Easy
Array, Bit Manipulation +2· 5 companies
2215. Find the Difference of Two ArraysVideo
Solution81.4%Easy
Array, Hash Table· 7 companies
2225. Find Players With Zero or One LossesVideo
Solution72.4%Medium
Array, Counting +2· 4 companies
2227. Encrypt and Decrypt StringsVideo
Solution38.8%Hard
Array, Design +3· 3 companies
2229. Check if an Array Is ConsecutiveVideoPremium
Solution61.6%Easy
Array, Hash Table +1
2244. Minimum Rounds to Complete All TasksVideo
Solution63.5%Medium
Array, Counting +2· 2 companies
2248. Intersection of Multiple ArraysVideo
Solution68.8%Easy
Array, Counting +2· 2 companies
2249. Count Lattice Points Inside a CircleVideo
Solution57.1%Medium
Array, Enumeration +3· 1 company
2251. Number of Flowers in Full BloomVideo
Solution57.8%Hard
Array, Binary Search +4· 7 companies
2254. Design Video Sharing PlatformVideoPremium
–64.1%Hard
Design, Hash Table +2· 1 company
2260. Minimum Consecutive Cards to Pick UpVideo
Solution54.2%Medium
Array, Hash Table +1· 1 company
2261. K Divisible Elements SubarraysVideo
Solution54.9%Medium
Array, Enumeration +4· 3 companies
2262. Total Appeal of A StringVideo
Solution56.4%Hard
Dynamic Programming, Hash Table +1· 2 companies
2266. Count Number of TextsVideo
Solution50.6%Medium
Dynamic Programming, Hash Table +2· 3 companies
2268. Minimum Number of KeypressesVideoPremium
Solution71.2%Medium
Counting, Greedy +3· 1 company
2273. Find Resultant Array After Removing AnagramsVideo
Solution69.9%Easy
Array, Hash Table +2· 7 companies
2275. Largest Combination With Bitwise AND Greater Than ZeroVideo
Solution81.0%Medium
Array, Bit Manipulation +2· 4 companies
2283. Check if Number Has Equal Digit Count and Digit ValueVideo
Solution73.1%Easy
Counting, Hash Table +1· 2 companies
2284. Sender With Largest Word CountVideo
Solution60.2%Medium
Array, Counting +2· 1 company
2287. Rearrange Characters to Make Target StringVideo
Solution63.0%Easy
Counting, Hash Table +1· 1 company
2295. Replace Elements in an ArrayVideo
Solution59.7%Medium
Array, Hash Table +1· 1 company
2301. Match Substring After ReplacementVideo
Solution43.3%Hard
Array, Hash Table +2· 1 company
2306. Naming a CompanyVideo
Solution46.4%Hard
Array, Bit Manipulation +3· 1 company
2309. Greatest English Letter in Upper and Lower CaseVideo
Solution72.6%Easy
Enumeration, Hash Table +1· 1 company
2325. Decode the MessageVideo
Solution85.8%Easy
Hash Table, String· 4 companies
2336. Smallest Number in Infinite SetVideo
Solution70.6%Medium
Design, Hash Table +2· 6 companies
2341. Maximum Number of Pairs in ArrayVideo
Solution76.0%Easy
Array, Counting +1· 1 company
2342. Max Sum of a Pair With Equal Sum of DigitsVideo
Solution66.0%Medium
Array, Hash Table +2· 6 companies
2347. Best Poker HandVideo
Solution61.7%Easy
Array, Counting +1· 2 companies
2349. Design a Number Container SystemVideo
Solution57.1%Medium
Design, Hash Table +2· 1 company
2350. Shortest Impossible Sequence of RollsVideo
Solution69.3%Hard
Array, Greedy +1· 2 companies
2351. First Letter to Appear TwiceVideo
Solution74.9%Easy
Bit Manipulation, Counting +2· 2 companies
2352. Equal Row and Column PairsVideo
Solution70.9%Medium
Array, Hash Table +2· 6 companies
2353. Design a Food Rating SystemVideo
Solution52.9%Medium
Design, Hash Table +2· 4 companies
2354. Number of Excellent PairsVideo
Solution49.7%Hard
Array, Binary Search +2· 1 company
2357. Make Array Zero by Subtracting Equal AmountsVideo
Solution73.8%Easy
Array, Greedy +4· 1 company
2363. Merge Similar ItemsVideo
Solution77.4%Easy
Array, Hash Table +2· 1 company
2364. Count Number of Bad PairsVideo
Solution54.2%Medium
Array, Counting +2· 4 companies
2365. Task Scheduler IIVideo
Solution54.7%Medium
Array, Hash Table +1· 6 companies
2367. Number of Arithmetic TripletsVideo
Solution85.4%Easy
Array, Enumeration +2· 2 companies
2368. Reachable Nodes With RestrictionsVideo
Solution60.8%Medium
Array, Breadth-First Search +5· 2 companies
2370. Longest Ideal SubsequenceVideo
Solution47.1%Medium
Dynamic Programming, Hash Table +1· 2 companies
2374. Node With Highest Edge ScoreVideo
Solution49.3%Medium
Graph, Hash Table· 1 company
Showing 401–450 of 786