All Problems

67 problems total

Array (1905)Sorting (440)Depth First Search (316)Database (301)Breadth First Search (241)Tree (240)Stack (172)Graph Theory (169)Linked List (81)Monotonic Stack (67)Queue (50)Recursion (48)Shortest Path (33)
All Topics(4301)Algorithms(3944)Database(305)Networking(0)Object Oriented Design(31)Programming Languages(5)System Design(0)

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TitleDifficultyVideosCompanies
Create Sorted Array through Instructionshard-
Maximum Area Rectangle With Point Constraints Imedium-
Maximum Area Rectangle With Point Constraints IIhard-
Maximum Number of Matching Indices After Right Shiftseasy-
Minimum Possible Integer After at Most K Adjacent Swaps On Digitshard-
Minimum Threshold for Inversion Pairs Countmedium-
Number of elements less than or equal to a given number in a given subarraymedium-
Shortest Path in a Weighted Treehard-
Skyline Problemhard-
adobeamazonapple
Range Sum Query – Mutablemedium-
amazonfacebookgoogle
Range Sum Query 2D - Mutablemedium-
facebookgooglemicrosoft
Count of Smaller Numbers After Selfhard-
adobeamazonapple
Count of Range Sumhard-
google
Queue Reconstruction by Heightmedium-
amazonapplebloomberg
Reverse Pairshard-
amazonbytedancegoogle
Number of Longest Increasing Subsequencemedium-
amazonbloombergfacebook
K Empty Slotshard-
amazongooglemicrosoft
Online Majority Element In Subarrayhard-
googlenutanix
Count Number of Teamsmedium
amazongoldman-sachs
Top Travellerseasy-
point72
Queries on a Permutation With Keymedium-
amazon
Maximum Number of Events That Can Be Attended IIhard-
Design Most Recently Used Queuemedium-
Minimum Number of Swaps to Make the String Balanced Problemmedium
Find the Longest Valid Obstacle Course at Each Positionhard-
Smallest K-Length Subsequence With Occurrences of a Letterhard-
Count Subarrays With More Ones Than Zerosmedium-
Count Good Triplets in an Arrayhard-
All Ancestors of a Node in a Directed Acyclic Graphmedium
Minimum Number of Moves to Make Palindromehard-
Longest Path With Different Adjacent Charactershard-
Count Number of Rectangles Containing Each Pointmedium-
Maximum Total Importance of Roadsmedium
Booking Concert Tickets in Groupshard-
Divide Intervals Into Minimum Number of Groupsmedium-
Longest Increasing Subsequence IIhard-
Number of Good Pathshard-
Longest Uploaded Prefixmedium-
Number of Pairs Satisfying Inequalityhard-
Count Unguarded Cells in the Gridmedium-
Count the Number of K-Big Indiceshard-
Put Marbles in Bagshard-
Count Increasing Quadrupletshard-
Nested Array Generatormedium-
Make Array Emptyhard-
Extra Characters in a Stringmedium-
Maximum Sum Querieshard-
Determine if a Cell Is Reachable at a Given Timemedium-
Maximum Profitable Triplets With Increasing Prices Imedium-
Minimum Number of Changes to Make Binary String Beautifulmedium
Showing 1 to 50 of 67 results
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