Online Coding Round Time : 70 min Question : 3 Coding Question 1st Question : Was based on Number System 2nd Question : Counting the number of minimum currency required for given amount 3rd Question : To find the distance of closest leaf from node with given data Around 50 students were selected from the coding round and were called for further interview rounds and most of them solved two of them. I also did two only third was giving error and countdown said time is over. Round 1(Technical Interview) The interviewer was very friendly. He asked me to introduce my self Then he asked me some question 1) Length of the longest substring without repeating characters First we discussed brute force then he asked me to optimise then we discussed sliding window approach. He asked me to write a code for this. After writing code he asked me to run on any compiler i did in Xcode.. 2) Top View of binary search tree In this he just asked me to write the function and explained the approach. After he was was satisfied with both the code then he asked me basic questions on DBMS,OS. Afterwards he asked me about project and show the project and discussed about the pandas, Numpy ,Naive bayes and matplotlib. Then he asked me to ask any question so i asked about feedback like it is my first job interview give me little review he replied with very positive review i was very happy then. After Approximate 30 min got mail for second round interview. Round 2(Technical Round) The interviewer was very friendly.He asked me to introduce my self and then directly he jumped on coding question. 1) Print Longest Palindromic Substring Again i started with brute force then he asked for optimisation i discussed the dp approach He asked me to write the code. 2) Find Maximum sum in array such that no two elements are adjacent He asked only the approach i explained. Then he asked some basic oops concept and some sql query and some os concept too. After around !5 min again got mail for next round. Round 3(HR Round) Started with brief introduction and then he asked me to tell any topic we can discuss i said os or dbms then he asked me about semaphore , mutex and then asked basic schema for given situation when you are match referee in chess game and if anything undesired occurs then you have to restore it. Apart from it he asked me to tell how was your previous interview and basic hr questions. verdict – Selected ???? Total 15 people were selected and 3 of them were my close friends.. Tips: Be confident with answers and all the questions were form gfg and hackerrank. Very thanks to geeksforgeeks for this range of content to help us in our journey..