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Problems

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
1398. Customers Who Bought Products A and B but Not CVideoPremium
Solution71.2%Medium
Database· 1 company
1412. Find the Quiet Students in All ExamsVideoPremium
Solution58.0%Hard
Database
1421. NPV QueriesVideoPremium
Solution82.8%Easy
Database· 1 company
1435. Create a Session Bar ChartVideoPremium
Solution74.3%Easy
Database· 1 company
1440. Evaluate Boolean ExpressionVideoPremium
Solution71.6%Medium
Database· 1 company
1445. Apples & OrangesVideoPremium
Solution86.0%Medium
Database· 1 company
1454. Active UsersVideoPremium
Solution36.7%Medium
Database· 1 company
1459. Rectangles AreaVideoPremium
Solution68.5%Medium
Database· 1 company
1468. Calculate SalariesVideoPremium
Solution77.2%Medium
Database
1479. Sales by Day of the WeekVideoPremium
Solution76.1%Hard
Database· 1 company
1495. Friendly Movies Streamed Last MonthVideoPremium
Solution49.0%Easy
Database· 1 company
1501. Countries You Can Safely Invest InVideoPremium
Solution50.9%Medium
Database
1511. Customer Order FrequencyVideoPremium
Solution66.2%Easy
Database· 1 company
1532. The Most Recent Three OrdersVideoPremium
Solution69.3%Medium
Database
1543. Fix Product Name FormatVideoPremium
Solution59.1%Easy
Database
1549. The Most Recent Orders for Each ProductVideoPremium
Solution64.9%Medium
Database· 1 company
1555. Bank Account SummaryVideoPremium
Solution52.4%Medium
Database· 1 company
1565. Unique Orders and Customers Per MonthVideoPremium
Solution82.1%Easy
Database
1571. Warehouse ManagerVideoPremium
Solution87.5%Easy
Database· 1 company
1596. The Most Frequently Ordered Products for Each CustomerVideoPremium
Solution77.7%Medium
Database· 1 company
1607. Sellers With No SalesVideoPremium
Solution54.4%Easy
Database
1613. Find the Missing IDsVideoPremium
Solution73.0%Medium
Database· 1 company
1623. All Valid Triplets That Can Represent a CountryVideoPremium
Solution80.8%Easy
Database· 1 company
1635. Hopper Company Queries IVideoPremium
Solution47.7%Hard
Database· 1 company
1645. Hopper Company Queries IIVideoPremium
Solution39.9%Hard
Database· 1 company
1651. Hopper Company Queries IIIVideoPremium
Solution65.6%Hard
Database· 1 company
1677. Product's Worth Over InvoicesVideoPremium
Solution38.2%Easy
Database
1699. Number of Calls Between Two PersonsVideoPremium
Solution80.6%Medium
Database· 1 company
1709. Biggest Window Between VisitsVideoPremium
Solution69.6%Medium
Database
1715. Count Apples and OrangesVideoPremium
Solution75.6%Medium
Database
1747. Leetflex Banned AccountsVideoPremium
Solution61.6%Medium
Database· 1 company
1767. Find the Subtasks That Did Not ExecuteVideoPremium
Solution78.0%Hard
Database· 1 company
1777. Product's Price for Each StoreVideoPremium
Solution82.3%Easy
Database· 2 companies
1783. Grand Slam TitlesVideoPremium
Solution83.2%Medium
Database· 1 company
1809. Ad-Free SessionsVideoPremium
Solution58.6%Easy
Database· 1 company
1811. Find Interview CandidatesVideoPremium
Solution60.8%Medium
Database· 1 company
1821. Find Customers With Positive Revenue this YearVideoPremium
Solution87.7%Easy
Database· 1 company
1831. Maximum Transaction Each DayVideoPremium
Solution82.1%Medium
Database
1841. League StatisticsVideoPremium
Solution53.4%Medium
Database
1843. Suspicious Bank AccountsVideoPremium
Solution44.1%Medium
Database· 1 company
1853. Convert Date FormatVideoPremium
Solution84.6%Easy
Database
1867. Orders With Maximum Quantity Above AverageVideoPremium
Solution70.9%Medium
Database
1875. Group Employees of the Same SalaryVideoPremium
Solution65.2%Medium
Database· 1 company
1892. Page Recommendations IIVideoPremium
Solution46.0%Hard
Database· 1 company
1917. Leetcodify Friends RecommendationsVideoPremium
Solution29.0%Hard
Database· 1 company
1919. Leetcodify Similar FriendsVideoPremium
Solution43.5%Hard
Database· 1 company
1939. Users That Actively Request Confirmation MessagesVideoPremium
Solution56.4%Easy
Database
1949. Strong FriendshipVideoPremium
Solution54.6%Medium
Database· 2 companies
1951. All the Pairs With the Maximum Number of Common FollowersVideoPremium
Solution69.8%Medium
Database· 1 company
1972. First and Last Call On the Same DayVideoPremium
Solution50.7%Hard
Database· 1 company
Showing 51–100 of 212