Classic one from them: You have an array and you want to find the first non-repeating element.
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If you have all the companies that are traded, and live inputs are coming of which company is being traded and what is the volume, how do you maintain the data, so that you can carry out operation of giving the top 10 most traded companies by volume of shares most efficiently.
1) Find the intersection of two arrays as a set. 2) Find the mirror or a binary tree. 3) Find the first non unique character in a stream of potentially infinite data.
Implement a queue class.
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Reverse a linked list
How to optimize Dijkstra's algothrim
How to improve my algorithm for six degree
Describe one of your greatest achievements
What do you contribute to the team outside of engineering
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