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4301 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
Adjacent Increasing Subarrays Detection Ieasy-
Adjacent Increasing Subarrays Detection IImedium-
Sum of Good Subsequenceshard-
Count K-Reducible Numbers Less Than Nhard-
Minimum Total Operationseasy-
Make Array Elements Equal to Zeroeasy-
Zero Array Transformation 1medium-
Zero Array Transformation 2medium-
Minimize the Maximum Adjacent Element Differencehard-
Books with NULL Ratingseasy-
Find Sorted Submatrices With Maximum Element at Most Khard-
Stone Removal Gameeasy-
Shift Distance Between Two Stringsmedium-
Zero Array Transformation 3medium-
Find the Maximum Number of Fruits Collectedhard-
Minimum Positive Sum Subarrayeasy-
Rearrange K Substrings to Form Target Stringmedium-
Minimum Array Summedium-
Maximize Sum of Weights after Edge Removalshard-
First Letter Capitalizationhard-
Maximize the Number of Target Nodes After Connecting Trees Imedium-
Maximize the Number of Target Nodes After Connecting Trees IIhard-
Check if Grid can be Cut into Sectionsmedium-
Find the Lexicographically Largest String From the Box Imedium-
Maximum Difference Between Adjacent Elements in a Circular Arrayeasy-
Maximum Difference Between Even and Odd Frequency Ieasy-
Maximum Difference Between Even and Odd Frequency IIhard-
Sort Matrix by Diagonalsmedium-
Validate stack operation sequenceeasy-
Validate stack permutation based on triplet conditionmedium-
Validating Consistency of Directional Rules Between Pointshard-
uber
Water Plant Infrastructure Optimizationmedium-
samsung
Wave Sortmedium-
adobegoogle
Ways To Form Max Heaphard-
microsoftdirecti
Website Similarity Analysismedium-
quora
Weighted Graph Representation - Adjacency List of Pair and mapmedium-
Well-Ordered Permutations of a Stringeasy-
What happens when you type an URL in the browser and press entereasy-
Wiggle Sort Linked Listmedium-
fitbit
Wolf, Sheep, Cabbage - River Crossing Puzzlemedium-
Word Ladder - Get shortest laddermedium-
Word Ladder - Get shortest ladder by changing, adding or removing one letter at a timemedium-
Word Ladder 0 - Is a ladder theremedium-
Word Search - Visit Order Matrix in all directionsmedium-
Word Sense Disambiguation Algorithmhard-
quora
x&(x-1) Explainedmedium
XOR doubly linked listhard-
google
Z Algorithm String Searchingmedium-
Zero Array Transformation IVmedium-
ZigZag Conversionmedium-
adobeamazonapple
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