Already some days of the new year have passed. Sometimes a year seems like too much time, and sometimes it seems very short. But we can do so many things if we utilize a year properly. For that, we must have to be consistent. A year is enough time to see improvements in ourselves. I […]

# Author: Ibrahim Hasnat

## Linked List | Data Structure

In computer science, Linked List is a basic and linear type data structure like Array. Both are used to store a collection of elements. But there is a difference between Array and Linked List. But In this article, I will write all about Linked List. You can read my article about the Array if you […]

## Insert and Delete Operation in Binary Search Tree | Code Snippet | Python

This post is all about code. We will see the implementation of insertion and deletion in the Binary Search Tree. I will try to write details about these topics soon. TreeNode Insert Delete

## Contains Duplicate | LeetCode 217 | Python | Solution

Click here to see the problem details. The problem is simple. We have to find at least one duplicate in the given array. If we found any duplicate number, we will return True. Otherwise, we will return False. That’s the simple idea about the problem. And given array’s elements will be integers. Let’s see two […]

## Reverse String | LeetCode 344 | Python | Solution

Click here to see the problem. And read the description and try to understand the problem first. Reverse String is one of the most common problems in computer programming. And this time, the input string is given as an array of characters. We have to return the reverse version of the given array. See the […]

## Largest Number At Least Twice of Others | LeetCode 747 | Python | Solution

Click here to see the problem in LeetCode. And read the problem’s details. This one is a pretty simple problem. We will be given an integer array. We have to find the largest element’s index, which is must be at least twice as much as every other number in the array. If it’s not matched […]

## 51st Blog Post

I published my 50th blog post on this site. This post is all about my blog journey. Though I am not an expert, and my journey is not so long. It will be around one year. I started this website for myself. I always want to know more about technology and improve myself. And I […]

## Linked List Cycle | LeetCode 141 | Python | Solution

Click here to see the problem details. Read the description first. We will be given a Linked List. We have to determine there is any cycle or not in the linked list. It is an easy problem. See the problem details for the visual representation of the cycle in a linked list. Coding Part Generally, […]

## 10 Useful VS Code Keyboard Shortcuts

We all know about the Visual Studio Code (Also known as VS Code) editor. It’s one of the most popular coding editors. And my most favorite editor. Microsoft created this editor, and it’s completely free. There are so many reasons why it is so popular. But this is not the purpose of this blog. This […]

## 700. Search in a Binary Search Tree | LeetCode | Python | Solution

Click here to see the problem in LeetCode. Read the description carefully. This one is a pretty easy problem for you if you know how to search on Binary Search Tree (BST). First, we will be given a Binary Search Tree and a value for search. We have to search for the given value in […]