Using only putchar how would you print out the ascii values for each digit in an integer. For example if the integer was 123, then you would want to print the ascii values for 1, 2, and 3.
Development Engineer Interview Questions
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Given an infinite stream of numbers, find the top 50 integers. What's the data structure to use, and what's the time complexity.
Write a program to find the square root of a double.
Write a function to search for a string within another string. Analyze it's complexity, and propose optimizations.
Write an algorithm to verify if a tree is a binary search tree.
Create a data structure that minimizes time complexity of retrieving median and inserting new element. Getting median should be O(1) and insertion should be O(log(n)).
Divide two numbers without using / or % and return quotient.
Write a program to check if a number has rotational symmetry i.e is the same when rotated by 180 degrees. Ex 1691, 181, 11, 1001
General Questions about leadership principle, 3 coding questions and 1 system design question
First question was to find all numbers that occurred an odd-number of times in an array and second question was implement a stack that could return the largest number in the stack at anytime.
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