💻 Coding Interview Preparation

A curated collection of my coding practice, interview preparation, and software engineering notes.

This repository contains solutions, explanations, and implementation examples covering Data Structures & Algorithms, System Design, JavaScript, SQL, and other core Computer Science topics.

---

📚 Contents

🧩 Data Structures & Algorithms

• Arrays
• Strings
• Linked Lists
• Stacks & Queues
• Trees
• Graphs
• Dynamic Programming
• Greedy Algorithms
• Backtracking
• Binary Search
• Sliding Window
• Two Pointers
• Recursion

---

🏗 System Design

• Low-Level Design (LLD)
• High-Level Design (HLD)
• Scalability Concepts
• Databases
• Caching
• Load Balancing
• Microservices
• Message Queues

---

⚡ JavaScript

• Fundamentals
• ES6+
• Closures
• Async Programming
• Promises
• Event Loop
• DOM
• Interview Questions

---

🗄 SQL

• Basic Queries
• Joins
• Group By
• Window Functions
• Subqueries
• Common Interview Questions

---

🎯 Goal

This repository serves as my personal knowledge base for:

• Software Engineering Interviews
• Campus Placements
• Competitive Programming
• Daily Coding Practice
• Revision Notes

---

🚀 Languages

• C++
• JavaScript
• SQL

---