Developer Intern Interview Questions

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“Write a function that takes in an array and repeats an integer that appears the most.”

“Given two nodes that are in a binary search tree (this is guaranteed) find the shortest traversal path between them.”

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“Make a program that writes a Binary Search Tree to a file. Now create a program that reads those files and recreates a Binary Search Tree.”

“What is the angle between the two arms of the clock at 2:40?”

“Write a program to find (x^y) % z”

“how would you design how a cellphone implements its contact list when you press a certain letter.

For example, If you press M it will tell you all the names starting with M. then if you press MI…”

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“Given an array of integers, all but one of which appears an even number of times, find the one integer which appears an odd number of times. Upon completion, asked to improve the algorithm in terms…”

“Possible anagrams of a string ...”

“Can you think of an example of a scenario where you would want to use a tree with more degrees of branching than a binary tree?”

“string compression: aaabbbbcc ->a3b4c2”

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