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212 problems

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Array301Database212Hash Table116String116Depth-First Search78Math78Dynamic Programming76Sorting64Tree63Breadth-First Search53Greedy52Binary Search50Binary Tree48Two Pointers40Matrix39All topics

Premium · 212 results

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TitleSolutionAcceptDifficultyTopics
1988. Find Cutoff Score for Each SchoolVideoPremium
Solution66.8%Medium
Database
1990. Count the Number of ExperimentsVideoPremium
Solution49.1%Medium
Database· 1 company
2004. The Number of Seniors and Juniors to Join the CompanyVideoPremium
Solution46.6%Hard
Database
2010. The Number of Seniors and Juniors to Join the Company IIVideoPremium
Solution66.2%Hard
Database
2020. Number of Accounts That Did Not StreamVideoPremium
Solution72.0%Medium
Database· 1 company
2026. Low-Quality ProblemsVideoPremium
Solution83.8%Easy
Database
2041. Accepted Candidates From the InterviewsVideoPremium
Solution78.5%Medium
Database
2051. The Category of Each Member in the StoreVideoPremium
Solution70.2%Medium
Database
2066. Account BalanceVideoPremium
Solution82.1%Medium
Database
2072. The Winner UniversityVideoPremium
Solution75.4%Easy
Database· 1 company
2082. The Number of Rich CustomersVideoPremium
Solution77.3%Easy
Database· 1 company
2084. Drop Type 1 Orders for Customers With Type 0 OrdersVideoPremium
Solution86.9%Medium
Database
2112. The Airport With the Most TrafficVideoPremium
Solution71.9%Medium
Database
2118. Build the EquationVideoPremium
Solution57.3%Hard
Database
2142. The Number of Passengers in Each Bus IVideoPremium
Solution49.3%Medium
Database
2153. The Number of Passengers in Each Bus IIVideoPremium
Solution40.6%Hard
Database
2159. Order Two Columns IndependentlyVideoPremium
Solution62.0%Medium
Database· 1 company
2173. Longest Winning StreakVideoPremium
Solution54.7%Hard
Database· 1 company
2175. The Change in Global RankingsVideoPremium
Solution60.9%Medium
Database
2199. Finding the Topic of Each PostVideoPremium
Solution50.6%Hard
Database· 1 company
2205. The Number of Users That Are Eligible for DiscountVideoPremium
Solution50.3%Easy
Database· 1 company
2228. Users With Two Purchases Within Seven DaysVideoPremium
Solution47.2%Medium
Database· 1 company
2230. The Users That Are Eligible for DiscountVideoPremium
Solution51.0%Easy
Database· 1 company
2238. Number of Times a Driver Was a PassengerVideoPremium
Solution71.5%Medium
Database· 1 company
2252. Dynamic Pivoting of a TablePremium
Solution57.8%Hard
Database
2253. Dynamic Unpivoting of a TablePremium
Solution69.8%Hard
Database
2292. Products With Three or More Orders in Two Consecutive YearsVideoPremium
Solution40.9%Medium
Database· 1 company
2298. Tasks Count in the WeekendVideoPremium
Solution81.7%Medium
Database
2308. Arrange Table by GenderVideoPremium
Solution71.2%Medium
Database
2314. The First Day of the Maximum Recorded Degree in Each CityVideoPremium
Solution73.7%Medium
Database
2324. Product Sales Analysis IVVideoPremium
Solution76.1%Medium
Database· 1 company
2329. Product Sales Analysis VVideoPremium
Solution70.9%Easy
Database· 1 company
2339. All the Matches of the LeagueVideoPremium
Solution88.0%Easy
Database· 1 company
2346. Compute the Rank as a PercentageVideoPremium
Solution33.7%Medium
Database
2362. Generate the InvoiceVideoPremium
Solution76.4%Hard
Database
2372. Calculate the Influence of Each SalespersonVideoPremium
Solution83.8%Medium
Database
2377. Sort the Olympic TableVideoPremium
Solution79.1%Easy
Database
2388. Change Null Values in a Table to the Previous ValueVideoPremium
Solution51.6%Medium
Database· 1 company
2394. Employees With DeductionsVideoPremium
Solution43.0%Medium
Database· 1 company
2474. Customers With Strictly Increasing PurchasesVideoPremium
Solution50.5%Hard
Database· 1 company
2480. Form a Chemical BondVideoPremium
Solution80.3%Easy
Database
2494. Merge Overlapping Events in the Same HallVideoPremium
Solution38.3%Hard
Database
2504. Concatenate the Name and the ProfessionVideoPremium
Solution80.6%Easy
Database
2668. Find Latest SalariesVideoPremium
Solution75.0%Easy
Database
2669. Count Artist Occurrences On Spotify Ranking ListVideoPremium
Solution74.2%Easy
Database
2686. Immediate Food Delivery IIIVideoPremium
Solution70.5%Medium
Database
2687. Bikes Last Time Used VideoPremium
Solution80.6%Easy
Database
2688. Find Active UsersVideoPremium
Solution45.2%Medium
Database
2701. Consecutive Transactions with Increasing AmountsVideoPremium
Solution35.4%Hard
Database
2720. Popularity PercentageVideoPremium
Solution53.5%Hard
Database
Showing 101–150 of 212