implement a data structure that support set, remove, setAll. all methods should be O(1) time complexity.
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Mine was to implement data structure with O(1) complexity for insert, delete, get_random.
Explain the event loop of JS
OPP question about Elevator system , write on a board and then develop on the computer in Java
1. check if a given string is palindrome 2. given a string, check if it is a permutation of a palindrome 3. complex string matching question
Build a data structure with key value that perform get(), put() and getAll() with O(1). Find a circle in linkedList. The test at their office was the hardest. Write a system in Golang that manages taxies on airport. The request need to come from the server.
It was like an arrays leat code question
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given an array of scores, array of lower limits, and array of upper limits: return for each pair (lower[i],upper[i]) of how many scores are in their range.
I have a list that represents points in the axis system, and a list that represents the upper right points of rectangles in the axis system. For each element in the second list, the number of points from the first list that are inside the rectangle it represents must be returned.
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