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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)
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TitleDifficultyVideosCompanies
Find k Smallest Numbers from a million numbersmedium-
Kth Smallest Element in an Arraymedium-
Kth Smallest Element Using Randomized Selectionmedium-
Minimum Difference Between Highest and Lowest of K Scoreseasy-
Kth Largest Element in an Arraymedium-
adobeairbnbalibaba
Wiggle Sort 2 - No Adjacent Duplicatesmedium-
airbnbakuna-capitalfacebook
Top K Frequent Elementsmedium
amazonapplebloomberg
K closest Points to Originmedium-
amazonappleasana
Find the Highest Altitudeeasy-
Find Kth Largest XOR Coordinate Valuemedium-
Find the Kth Largest Integer in the Arraymedium-
Evaluate Boolean Binary Treeeasy
Query Kth Smallest Trimmed Numbermedium-