Cracking the Coding Interview With LeetCode — Day 1

To crack the big technology company’s interview code LeetCode Is a well-known website to practice various code questions. In this series, we’ll use two languages, Python and Go, to address particular questions about data structures and algorithms and understand some essential theories.

Photo by Christina Morillo from Pexels

Hi, I am Mahmud. I am doing a course where the objective is to learn DSA and solve questions from LeetCode. The course instructor is Shajal Ahamed, a Backend Engineer and DevOps who worked in Air Asia.

This course will cover many topics on DAS, like Stack, Queue, Binary Tree, Heap, Graph, Bit Manipulation, 2D array, String, Greedy, Binary Search, Linked List, Dynamic Programming, Recursion. Also, we will solve more than 120 problems from LeetCode. I will document all the instructions and notes in this series of articles to help others learn about this journey, and anyone can follow to prepare for the giant tech company. It will also be helpful for me in the future to revise the instructions. So let’s started.

All the Notes and Instructions

Here, I will mention all the instructions our instructor told us to follow and the topics we learned.

Instructions 1: We should practice coding on white paper or hand. Because most companies want to see how we approach…