Convert a tree to a doubly linked list.
Software Interview Questions
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Given a string A and B return true if A occurs as an anagram in B
1. merge two sorted arrays together 2. given a m * n grids, and one is allowed to move up or right, find the number of paths between two grids.
if(..) { printf("Hello"); } else {printf("world") } fill in the if condition to get the result "helllo world"
You are given a bunch of dominoes. Write a function that determines if any two of those dominoes add up to [6, 6] (e.g. [1,4] + [5, 2]).
Given an array of integers, find the maximum number that can be reached by summing the best possible consecutive subsequence of the array.
They had asked me what's wrong with this particular code and how/which part would I improve it?
2D matrix BFS. Can't believe the interviewer does not know how to use queue to do BFS.
Tell me ten features of C++ (that are not in C) that have nothing to do with object oriented programming.
Susie prefers 225 to 224, 900 to 800, and 625 to 626. Does she prefer 1600 or 1700?
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