1. OA1 consists 2 parts, the first one is answering questions and the second one is debugging. 2. OA2 is two coding problems. 3. Phone interview asked me to talk about a recent project and a coding problem, writing a function to search for a contact.
Calculate the square root of a number.
make a function that counts the number of nodes in a tree
How would you implement Amazon's "users who bought this item also bought ..." feature?
The difference between and interface and an abstract class
Given array of integers, find the first pair add up to 10. Analize your solution.
Design a function to reverse the order of words in a string - "This is a string" -> "string a is This"
Know your data structures
How to detect overlapping area for two rectangles
Connect nodes at the same level in a binary tree
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