Given a linked list, flip every pair of nodes, such that if given a-b-c-d-e, return b-a-d-c-e.
Engineer Intern Interview Questions
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If you get an array of integers, find the only integer that is repeated for an odd number of times.
Implement a data structure like a stack but with a way to find a max at O(1) time.
What is the most appropiate DS to implement a T9 dictionary
Given two different strings, find the common characters between the two. For example if string A is "hello" and string B is "elbow" the common characters would be ['e', 'l', 'o']. Give a method that returns unique or duplicate entries.
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Generate all possible parenthesis for a given n
What factors control the impedance of a trace?
Asked my favorite technology and how will you describe it to your grandmother. Cleared the initial interviews, yet to give onsite interview.
Write code in java to return a list of all the nodes at the greatest depth of a binary tree.
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