Return if 2 elements in an array sum up to a given number.
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Find distance between two nodes in a binary search tree.
In the 20 minute debugging test I just had to find logical errors in sections of code they gave
leetcode Single Number
How would you order this set of tasks based on their importance?
Five Leetcode questions: Round-1: 1. Find the depth of a binary tree. 2. Implement a stack with push, pop, top and getMin() functions in constant time. 3. Check if two strings are anagrams or not. Very optimal solutions required instead of brute-force. Round-2: 1. Partition Lables 2. Maximum value between two nodes in a binary search tree.
How to handle collisions in a hash table
What is functional programming?
You have been given an matrix of characters 5*5 which contains 24 elements a..y the matrix will look something like a b c d e f g h i j k l m n o p q r s t u v w x y You have been given alpha (starting character) and beta (Ending character) as two characters. You have to find all shortest paths between alpha and beta with a restriction that you are allowed to move vertical or horizontal.
(1) find the most frequent words in a sentence. (2) implementation of a linkedlist class.
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