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Array1,212 Hash Table473 String437 Math331 Greedy330 Dynamic Programming327 Sorting302 Depth-First Search208 Binary Search189 Breadth-First Search166 Matrix163 Tree158 Prefix Sum155 Two Pointers150 Database137 All topics

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TitleSolutionAcceptDifficultyTopics

1477. Find Two Non-overlapping Sub-arrays Each With Target SumVideo

Solution49.5%Medium

Array, Binary Search +3· 1 company

1481. Least Number of Unique Integers after K RemovalsVideo

Solution63.8%Medium

Array, Counting +3· 7 companies

1482. Minimum Number of Days to Make m BouquetsVideo

Solution56.9%Medium

Array, Binary Search· 9 companies

1487. Making File Names UniqueVideo

Solution38.5%Medium

Array, Hash Table +1· 1 company

1488. Avoid Flood in The CityVideo

Solution39.0%Medium

Array, Binary Search +3· 6 companies

1493. Longest Subarray of 1's After Deleting One ElementVideo

Solution71.7%Medium

Array, Dynamic Programming +1· 8 companies

1497. Check If Array Pairs Are Divisible by kVideo

Solution46.2%Medium

Array, Counting +1· 8 companies

1498. Number of Subsequences That Satisfy the Given Sum ConditionVideo

Solution49.2%Medium

Array, Binary Search +2· 6 companies

1503. Last Moment Before All Ants Fall Out of a PlankVideo

Solution68.3%Medium

Array, Brainteaser +1· 1 company

1504. Count Submatrices With All OnesVideo

Solution71.0%Medium

Array, Dynamic Programming +3· 4 companies

1508. Range Sum of Sorted Subarray SumsVideo

Solution63.2%Medium

Array, Binary Search +2· 3 companies

1509. Minimum Difference Between Largest and Smallest Value in Three MovesVideo

Solution59.2%Medium

Array, Greedy +1· 2 companies

1514. Path with Maximum ProbabilityVideo

Solution65.9%Medium

Array, Graph +2· 5 companies

1524. Number of Sub-arrays With Odd SumVideo

Solution55.7%Medium

Array, Dynamic Programming +2· 6 companies

1533. Find the Index of the Large IntegerVideoPremium

Solution56.7%Medium

Array, Binary Search +1· 1 company

1535. Find the Winner of an Array GameVideo

Solution56.8%Medium

Array, Simulation· 4 companies

1536. Minimum Swaps to Arrange a Binary GridVideo

Solution70.1%Medium

Array, Greedy +1· 2 companies

1538. Guess the Majority in a Hidden ArrayVideoPremium

Solution68.8%Medium

Array, Interactive +1· 1 company

1546. Maximum Number of Non-Overlapping Subarrays With Sum Equals TargetVideo

Solution49.4%Medium

Array, Greedy +2· 1 company

1552. Magnetic Force Between Two BallsVideo

Solution72.6%Medium

Array, Binary Search +1· 9 companies

1558. Minimum Numbers of Function Calls to Make Target ArrayVideo

Solution62.9%Medium

Array, Bit Manipulation +1· 1 company

1559. Detect Cycles in 2D GridVideo

Solution63.2%Medium

Array, Breadth-First Search +3· 6 companies

1561. Maximum Number of Coins You Can GetVideo

Solution84.9%Medium

Array, Game Theory +3· 1 company

1562. Find Latest Group of Size MVideo

Solution43.8%Medium

Array, Binary Search +2· 1 company

1564. Put Boxes Into the Warehouse IVideoPremium

Solution67.9%Medium

Array, Greedy +1· 3 companies

1567. Maximum Length of Subarray With Positive ProductVideo

Solution44.9%Medium

Array, Dynamic Programming +1· 2 companies

1570. Dot Product of Two Sparse VectorsVideoPremium

Solution89.9%Medium

Array, Design +2· 12 companies

1574. Shortest Subarray to be Removed to Make Array SortedVideo

Solution51.2%Medium

Array, Binary Search +3· 9 companies

1577. Number of Ways Where Square of Number Is Equal to Product of Two NumbersVideo

Solution43.9%Medium

Array, Hash Table +2

1578. Minimum Time to Make Rope ColorfulVideo

Solution65.2%Medium

Array, Dynamic Programming +2· 3 companies

1580. Put Boxes Into the Warehouse IIVideoPremium

Solution66.6%Medium

Array, Greedy +1· 2 companies

1583. Count Unhappy FriendsVideo

Solution62.6%Medium

Array, Simulation· 2 companies

1584. Min Cost to Connect All PointsVideo

Solution71.7%Medium

Array, Graph +2· 10 companies

1589. Maximum Sum Obtained of Any PermutationVideo

Solution41.7%Medium

Array, Greedy +2· 2 companies

1590. Make Sum Divisible by PVideo

Solution42.6%Medium

Array, Hash Table +1· 7 companies

1594. Maximum Non Negative Product in a MatrixVideo

Solution51.5%Medium

Array, Dynamic Programming +1· 4 companies

1599. Maximum Profit of Operating a Centennial WheelVideo

Solution44.6%Medium

Array, Simulation· 1 company

1604. Alert Using Same Key-Card Three or More Times in a One Hour PeriodVideo

Solution46.0%Medium

Array, Hash Table +2· 5 companies

1605. Find Valid Matrix Given Row and Column SumsVideo

Solution83.0%Medium

Array, Greedy +1· 2 companies

1618. Maximum Font to Fit a Sentence in a ScreenVideoPremium

Solution62.0%Medium

Array, Binary Search +2· 1 company

1620. Coordinate With Maximum Network QualityVideo

Solution40.6%Medium

Array, Enumeration· 2 companies

1626. Best Team With No ConflictsVideo

Solution50.9%Medium

Array, Dynamic Programming +1· 2 companies

1628. Design an Expression Tree With Evaluate FunctionVideoPremium

Solution82.4%Medium

Array, Binary Tree +4· 1 company

1630. Arithmetic SubarraysVideo

Solution83.7%Medium

Array, Hash Table +1· 1 company

1631. Path With Minimum EffortVideo

Solution64.1%Medium

Array, Binary Search +5· 9 companies

1642. Furthest Building You Can ReachVideo

Solution50.8%Medium

Array, Greedy +1· 15 companies

1648. Sell Diminishing-Valued Colored BallsVideo

Solution30.5%Medium

Array, Binary Search +4· 5 companies

1654. Minimum Jumps to Reach HomeVideo

Solution30.7%Medium

Array, Breadth-First Search +1· 3 companies

1658. Minimum Operations to Reduce X to ZeroVideo

Solution45.0%Medium

Array, Binary Search +3· 4 companies

1664. Ways to Make a Fair ArrayVideo

Solution67.8%Medium

Array, Prefix Sum· 7 companies

Showing 401–450 of 1,212