Amazon Interview | Set 93

I have just completed a full interview with Amazon and wanted to give back to GeeksForGeeks my experience because it has helped me so so much to go through it. 1st phone interview Why Amazon? How do you find out the cause of a slow UI request? Write function to convert a stream of incoming characters to an integer. Write function to convert one character to one digit number. 2nd phone interview Get nth to last element Check if 2 binary trees are equal recursively and iteratively On-site interview 1st interview Write a url shortner. Design scalable architecture that host this service. 2nd interview Array vs linked list. Rest vs Soap. What is a hashtable? Write code to handle hashtable collisions? 3rd interview (lunch) Situation where you missed a deadline. What are you proud of the most in your career? Situation on how you handled conflict. Other behaviour questions 4th interview Why Amazon? Build a clone of a binary tree sent from a different machine 5th interview Design and implement algorithm to find the shortest path from start to finish of a maze. I thank GeeksForGeeks for all the help it gave me.