Rock Paper Scissors is a pretty well-known game. I assume that you know about it and its rule. In this blog, we are going to build...

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## LeetCode 226 | Invert Binary Tree | Python | Solution

Invert Binary Tree is one of the most popular programming problems. It’s an easy problem. I assume that you have a basic understanding of Binary Tree...

Continue reading...## LeetCode 199 | Binary Tree Right Side View | Python | Solution

If you know about the level order traversal algorithm, finding the right-side view of a binary tree becomes easy for you. This problem is nothing but...

Continue reading...## Number of 1 Bits | LeetCode 191 | Python | Solution

To solve this ‘number of 1 bits‘ problem, we have to count the number of ‘1’ bits from an unsigned integer. It’s an easy problem if...

Continue reading...## Max Area of Island | LeetCode 695 | Python | Solution

‘Max Area of Island’ is a graph problem. I assume you already have a basic understanding of Graph and DFS algorithms. This problem is almost similar...

Continue reading...## Recursion | An Awesome Method for Solving Problems

Before getting into details, you don’t need to be disappointed if you don’t understand the recursion quickly. Initially, it may seem a bit complex or fuzzy...

Continue reading...## Overview of Python Dictionary | Data Structure

Dictionary in Python is a data structure. Dictionary is similar to HashTable with some extra features. HashTable is one of the most important data structures in...

Continue reading...## Number of Islands | LeetCode 200 | Python | Solution

LeetCode 200 The number of islands is one of the most popular programming problems. Read the problem description first. Before getting into the solution, I assume...

Continue reading...## Same Tree | LeetCode 100 | Python | Solution

LeetCode 100 It’s an easy LeetCode problem, and the description is concise and straightforward. We can solve this problem using the DFS algorithm. From two binary...

Continue reading...## Kth Smallest Element in a BST | LeetCode 230 | Python | Solution

LeetCode 230 I hope you already know about Binary Search Tree. In BST, each node is greater than its left subtree and smaller than its right...

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