How to compute top k numbers in an array?
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Given an array of n unsorted ints, with the condition that each number is at most k positions away from its final sorted position, give an efficient sorting algorithm.
Given an unsorted list of integers, return true if the list contains any duplicates and false if it does not contain any duplicates. You do not have to identify the duplicate value.
A graph BFS question and A question of building a stack
something related to artifacts.
General high level system designs for use cases
What is difference between == and ===
Given a binary search tree find the kth smallest element.
Given an nxn matrix of numbers in ascending order in both dimensions how would you go about finding if the number y is in the matrix.
How to fashion a SQL query to connect the departures and arrivals of boarding passes to make one contiguous journey.
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