Amazon Interview experience | Set 332 (Off-Campus) Last Updated : 09 Jul, 2019 Improve Improve Like Article Like Save Share Report Amazon Interview Experience (Off Campus) Round 1: Online Test Circular tour that visit all petrol pumps. Find a sub-array in an array of 0 and 1 such that flipping bits maximizes no. of 1s. Round 2: Telephonic Interview 1 Mirror Image of binary tree (Recursive Solution Required) Mirror image of binary tree (Iterative Solution Required) Mirror of n-ary tree. Generate all k length combination from n length string, characters can appear multiple times, print unique combinations only. Round 3: Telephonic Interview 2 Sqrt of an integer till given decimal places. (Expected complexity – logn and only a single function can be made which has to deal with all the cases) Merge two balanced binary search tree. Round 4: F2F Isomorphic binary tree check. Count all possible decodings of a string of digit. Given log files consisting of product bought and customer id, print top k purchased items at any time. If billions of items are there and it is not possible for a single machine to handle them then how will you handle this condition. Discussed several approaches. Round 5: F2F Top view of binary tree. Given an expression number of different ways to evaluate the expression. Exp. 1+2*3, can be evaluated as (1+2)*3 or 1+(2*3) Later he asked me to find out all the possible answers as well. Round 6: F2F (Technical + hr) Discussion about project I completed during internship. Technical Questions asked were – K-th largest element in bst. Array vs Linked list. Several behavioral questions. Round 7: F2F Hotel booking problem. All Practice Problems for Amazon ! Like Article Suggest improvement Previous Amazon Campus Interviews Next Intel Interview Experience | Set 3 (For Graphics SW Engineer Position) Share your thoughts in the comments Add Your Comment Please Login to comment...