Title Difficulty Companies Videos
Remove duplicates from Sorted List 2 Medium adobe amazon apple bloomberg google microsoft paypal salesforce
Min Stack Medium adobe amazon apple bloomberg ebay facebook flipkart goldman-sachs google groupon intuit linkedin lyft microsoft morgan-stanley netflix oracle pure-storage servicenow snapchat uber visa wish zenefits
Lowest Common Ancestor of a Binary Tree 4 - for array of nodes Medium
Lowest Common Ancestor Definition Medium
Lowest Common Ancestor of a Binary Tree 3 - Given Parent Pointer Medium facebook twitter
Lowest Common Ancestor for a n-ary Tree Medium amazon
Lowest Common Ancestor of a Binary Tree 2 - Nodes may not exist in Tree Medium
Intersection of Two Sorted Arrays Medium
Swap two number in place without temporary variables Medium
Swap Kth node from beginning with Kth node from end in a Linked List Medium
Subarray with sum divisible by k Medium
Second largest element in binary search tree Medium dropbox
Replace all occurrences of a pattern in a text by another string Medium
Reverse a stack in place using recursion Medium
Reverse a string in C using as little additional memory as possible Medium
Pain Fence Medium google
Number of elements less than or equal to a given number in a given subarray Medium
Minimum Number of Deletions Of a String Medium
Merge K Sorted Arrays Medium
Maximum Pairwise Product 2 - Find pair with maximum product in array of Integers Medium
Number of paths from source to destination in a directed acyclic graph Medium
Shortest Unsorted Continuous Subarray Medium amazon bloomberg google liveramp redfin uber whatsapp
Maximum and minimum sum subsequences at a distance greater than equal to M Medium
Maximize gems collected with an even number of red houses Medium
Maximum gain in a two-player game with picking elements from array ends Medium
Nuts and Bolts Problem OR Lock and Key Medium
Implement Exponentiation using Bitwise Operator Medium
Currency Exchange Problem as Shortest Path Medium jane-street
Generate All Strings of n bits Medium
Swap alternate nodes in a singly linked list Medium
Split Linked List at the middle Medium
Merge a Linked list into another at Alternate Positions Medium
Find smallest and second smallest elements in an array Medium
Row with maximum number of 1s in sorted binary matrix Medium
Snakes and Ladders Medium amazon apple cisco facebook google hulu microsoft uber
Find all prime factors of given number Medium
Find all unique combinations of factors for given number Medium
Deepest Left Node in a Binary Tree Medium
Calculate the number of valid stack permutations Medium
Check if number sequence can be generated using stack push and pop operations Medium
Validate stack permutation based on triplet condition Medium
Check If an Integer's Bit Representation Is a Palindrome Medium
Count and Say Sequence Medium adobe amazon apple bloomberg epic-systems facebook google microsoft oracle
Compare Version Numbers Medium amazon apple arista-networks google microsoft square
ZigZag Conversion Medium adobe amazon apple bloomberg facebook google microsoft paypal uber wish
Bulls and Cows Medium airbnb amazon google microsoft uber zillow
Sentence Screen Fitting Medium google robinhood
Next Greater Element 3 - Find smallest number larger than given number using same digits same digits Medium amazon bloomberg facebook houzz microsoft vmware
Next Greater number with given set of digits Medium
Largest Number From Given Numbers Medium amazon apple bytedance facebook google microsoft oracle salesforce uber works-applications twitter