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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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Title	Difficulty	Videos	Companies
Find All Elements Appearing More Than Size by k Times in Array	medium	-
Find All Occurrences of the Pattern in the String	medium	-	microsoft
Find all prime factors of given number	medium	-
Find all starting indices of anagrams of a word in a string	hard	-
Find all unique combinations of factors for given number	medium	-
Find ceiling of target element in a sorted array	medium	-
Find Circular Gift Exchange Chains	hard	-
Find Closest Person	easy	-
Find Coin Denominations from Change Count	medium	-	snapchat
Find Common Elements in Two Sorted Linked Lists	medium	-
Find Deepest Node in a Binary Tree	easy	-	google uber
Find distance from root to given node in binary tree	medium	-
Find distinct elements common to all rows of a matrix	medium	-
Find duplicate elements in the array with 4KB memory only	medium	-
Find duplicate number in array with 1 to N+1 numbers with one number repeating	easy	-
Find duplicates in a given array	easy	-
Find duplicates in an array of integers within range 0 to n-1	medium	-
Find element which appears maximum number of times in the ranged array	medium	-
Find Even Occurring Element	easy	-
Find first duplicate number in an array containing numbers from 1 to n	medium	-
Find First Index Where Zeros Begin in Binary Array	easy	-
Find First Intersection Point Between Two Sorted Arrays	easy	-
Find first position of target element in sorted array	medium	-
Find floor of target element in a sorted array	medium	-
Find Followers Count	easy	-
Find frequency of a word in a book	easy	-
Find GCD of n numbers	easy	-	amazon
Find GCD of two numbers	medium	-
Find if a number is divisible by 17 using bitwise operators	medium	-
Find if Path Exists in Directed Graph	easy	-
Find if there is a path between two vertices in a directed graph	easy	-	google facebook amazon
Find increasing triplet subsequence	medium	-
Find index k in boolean matrix where kth row has all 0s and kth column has all 1s	medium	-
Find integer average of two integers	medium	-
Find Invalid IP Addresses	hard	-
Find k Smallest Numbers from a million numbers	medium	-
Find largest 1M numbers in 1B numbers	hard	-
Find Largest element in array	easy	-
Find largest subarray with sum of 0 in the given array	medium	-
Find largest three elements in an array	easy	-
Find last digit of Nth Fibonacci Number	easy	-
Find last modular node in linked list for given k	medium	-
Find last position of target element in sorted array	medium	-
Find last two digits of Nth Fibonacci number	easy	-
Find LCM of two numbers	easy	-
Find Leader Elements in an Array	easy	-
Find local minima in a given array	medium	-
Find local minimum or maximum in O(1) time in an array with elements differing by plus minus 1	medium	-
Find longest Snake sequence in a given matrix	medium	-
Find maximum of two numbers without using comparison operators or if-else	medium	-

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