What design patterns do you know?
Software Engineer Data Interview Questions
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Write a function in a language of your choice to generate all possible permutations of the characters in a given string.
the sys design one was something about how you would communicate with a payments processor. forgot the coding ones but I think they were fairly easy
Given a list of nodes and a list of directed connections each one of those nodes has to each other(not every node has a connection, and cycles may exist), find the minimal amount of entry points for a message to spread to every node.
Given an array of numbers, find the longest consecutive subsequence.
It's about a list of parent/child pairs, then print out the family tree. input: [<a,b>,<b,c>,<a,e>] output: a b c e
2) You have 10 jars containing 100 marbles each. One jar has marbles weighing 1.1 grams. The other jars have marbles weighing 1.0 grams. The marbles all look alike. What is the minimum number of weighs on a scale to find out which jar has the heavy marbles.
How to compute top k numbers in an array?
A graph BFS question and A question of building a stack
something related to artifacts.
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