Given two strings with the same characters except for one additional character in one string, return that additional character.
Software Developer Engineer Interview Questions
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Give you a 16 bit binary number. How do you change the 11th and 12th bit to some given number.
Given an array of numbers, return the longest substring in which the difference between every consecutive number pair varies difference in sign (I.e. +-+-)
Implement a Sudoko puzzle validator - given a 9x9 matrix of numbers (1-9) and "." for empty spaces, return true for a valid puzzle matrix and false if it would not be a valid sudoku puzzle.
Q. Write a function that takes two trees as an argument and returns true if they are equal.
The problems are not hard.
Given a list of number from 1 to N. All of them written three times, except one number (written 1 or 2 times). Find the number
Given a file that represent a graph, write an algorithm that compute the number of triangles in the graph.
Input a string and output the number of words (need to run on coderpad)
Estimation question: Google employment has doubled each year for the last x years.. given the current employment, how many years before Google employs the entire world population of y.
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