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Problems

330 problems

Has videoPremium onlyReset
Array1,212Hash Table473String437Math331Greedy330Dynamic Programming327Sorting302Depth-First Search208Binary Search189Breadth-First Search166Matrix163Tree158Prefix Sum155Two Pointers150Database137All topics

Medium · 330 results

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TitleSolutionAcceptDifficultyTopics
1024. Video StitchingVideo
Solution52.6%Medium
Array, Dynamic Programming +1· 3 companies
1029. Two City SchedulingVideo
Solution69.0%Medium
Array, Greedy +1· 5 companies
1053. Previous Permutation With One SwapVideo
Solution49.5%Medium
Array, Greedy· 2 companies
1054. Distant BarcodesVideo
Solution49.3%Medium
Array, Counting +4· 2 companies
1055. Shortest Way to Form StringVideoPremium
Solution61.6%Medium
Binary Search, Greedy +2· 3 companies
1057. Campus BikesVideoPremium
Solution58.8%Medium
Array, Greedy +1· 3 companies
1058. Minimize Rounding Error to Meet TargetVideoPremium
Solution45.9%Medium
Array, Greedy +3· 1 company
1081. Smallest Subsequence of Distinct CharactersVideo
Solution70.6%Medium
Greedy, Monotonic Stack +2· 5 companies
1090. Largest Values From LabelsVideo
Solution64.7%Medium
Array, Counting +3· 1 company
1130. Minimum Cost Tree From Leaf ValuesVideo
Solution67.7%Medium
Array, Dynamic Programming +3· 4 companies
1144. Decrease Elements To Make Array ZigzagVideo
Solution49.7%Medium
Array, Greedy· 1 company
1167. Minimum Cost to Connect SticksVideoPremium
Solution71.8%Medium
Array, Greedy +1· 5 companies
1247. Minimum Swaps to Make Strings EqualVideo
Solution65.3%Medium
Greedy, Math +1· 4 companies
1253. Reconstruct a 2-Row Binary MatrixVideo
Solution49.4%Medium
Array, Greedy +1· 1 company
1262. Greatest Sum Divisible by ThreeVideo
Solution57.1%Medium
Array, Dynamic Programming +2· 7 companies
1282. Group the People Given the Group Size They Belong ToVideo
Solution87.4%Medium
Array, Greedy +1· 5 companies
1296. Divide Array in Sets of K Consecutive NumbersVideo
Solution59.2%Medium
Array, Greedy +2· 2 companies
1328. Break a PalindromeVideo
Solution51.6%Medium
Greedy, String· 6 companies
1338. Reduce Array Size to The HalfVideo
Solution69.5%Medium
Array, Greedy +3· 1 company
1353. Maximum Number of Events That Can Be AttendedVideo
Solution38.9%Medium
Array, Greedy +2· 16 companies
1382. Balance a Binary Search TreeVideo
Solution86.3%Medium
Binary Search Tree, Binary Tree +4· 5 companies
1386. Cinema Seat AllocationVideo
Solution56.8%Medium
Array, Bit Manipulation +2· 5 companies
1400. Construct K Palindrome StringsVideo
Solution68.6%Medium
Counting, Greedy +2· 6 companies
1405. Longest Happy StringVideo
Solution65.5%Medium
Greedy, Heap (Priority Queue) +1· 8 companies
1414. Find the Minimum Number of Fibonacci Numbers Whose Sum Is KVideo
Solution64.9%Medium
Greedy, Math· 1 company
1432. Max Difference You Can Get From Changing an IntegerVideo
Solution48.8%Medium
Greedy, Math· 6 companies
1433. Check If a String Can Break Another StringVideo
Solution70.9%Medium
Greedy, Sorting +1
1465. Maximum Area of a Piece of Cake After Horizontal and Vertical CutsVideo
Solution41.1%Medium
Array, Greedy +1· 4 companies
1481. Least Number of Unique Integers after K RemovalsVideo
Solution63.8%Medium
Array, Counting +3· 7 companies
1488. Avoid Flood in The CityVideo
Solution39.0%Medium
Array, Binary Search +3· 6 companies
1509. Minimum Difference Between Largest and Smallest Value in Three MovesVideo
Solution59.2%Medium
Array, Greedy +1· 2 companies
1529. Minimum Suffix FlipsVideo
Solution73.9%Medium
Greedy, String· 5 companies
1536. Minimum Swaps to Arrange a Binary GridVideo
Solution70.1%Medium
Array, Greedy +1· 2 companies
1541. Minimum Insertions to Balance a Parentheses StringVideo
Solution61.8%Medium
Greedy, Stack +1· 3 companies
1546. Maximum Number of Non-Overlapping Subarrays With Sum Equals TargetVideo
Solution49.4%Medium
Array, Greedy +2· 1 company
1558. Minimum Numbers of Function Calls to Make Target ArrayVideo
Solution62.9%Medium
Array, Bit Manipulation +1· 1 company
1561. Maximum Number of Coins You Can GetVideo
Solution84.9%Medium
Array, Game Theory +3· 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
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
1589. Maximum Sum Obtained of Any PermutationVideo
Solution41.7%Medium
Array, Greedy +2· 2 companies
1605. Find Valid Matrix Given Row and Column SumsVideo
Solution83.0%Medium
Array, Greedy +1· 2 companies
1642. Furthest Building You Can ReachVideo
Solution50.8%Medium
Array, Greedy +1· 15 companies
1647. Minimum Deletions to Make Character Frequencies UniqueVideo
Solution61.3%Medium
Greedy, Hash Table +2· 7 companies
1648. Sell Diminishing-Valued Colored BallsVideo
Solution30.5%Medium
Array, Binary Search +4· 5 companies
1663. Smallest String With A Given Numeric ValueVideo
Solution67.5%Medium
Greedy, String· 1 company
1673. Find the Most Competitive SubsequenceVideo
Solution53.4%Medium
Array, Greedy +2· 2 companies
1686. Stone Game VIVideo
Solution62.0%Medium
Array, Game Theory +4
1689. Partitioning Into Minimum Number Of Deci-Binary NumbersVideo
Solution90.5%Medium
Greedy, String· 4 companies
Showing 51–100 of 330