After 59 contests I have finally achieved my goal of becoming a Guardian on Leetcode! I have spent hundreds of hours on this platform practicing problems, and the feeling of achievement couldn’t be greater. Here is an overview of my journey to Guardian. Discovering / Beginning Leetcode I discovered Leetcode…

Flipkart recently visited our campus (BITS Pilani, Goa Campus) for the recruitment of SDE internship. Students of CSE, EC, EE having a minimum CGPA of 7.0 were eligible to apply for this position. Nearly 250 students applied for it. There was a shortlist based on resume — Nearly 180 students…

First round ( online round): Conducted at hackerrank which had some 15 MCQtechnical questions and a program. The program asked was Maximum amongst minimum in sub-arrays. I did 10/15 MCQ questions correctly and got 12/13 test cases right. After that I was called for the in-person interview I will be well…

Given an apartment composed of n x n buildings shaped. Given a 0-based n x n integer matrix where matri[x][y] represents the height of the building in row x and column y. You can increase the height of any building (different per building), but the increased height of a building…

Although the practice is the only way to ensure increased performance in programming contests, having some tricks up your sleeve ensures an upper edge and fast debugging. 1) Checking if the number is even or odd without using the % operator: Although this trick is not much better than using…

This is a common problem asked in companies like Amazon, Flipkart, VMWare, Accolite and Microsoft. Problem: Given an integer x, find the square root of x. If x is not a perfect square, then return floor(√x). Example 1: Input: x = 5 Output: 2 Explanation: Since, 5 is not a perfect square, floor of square_root of…

Round 1(Written Test held Online at mettl.com): The first round was an online coding round comprising of three questions which were to be solved. The questions ranged from easy to medium level, and the total time given was 90 minutes, to solve the questions. After this round I received a…