Dynamic Array - HackerRank DSA Solution #3 | Python

Publicado em: 03 Novembro 2025
no canal de: Amir Charkhi, PhD

574

🚀 Ready to master dynamic arrays and HackerRank problem solving? This step-by-step tutorial breaks down one of the most important DSA concepts you'll encounter in coding interviews!

In this video, I'll guide you through the Dynamic Array problem with clear explanations, practical implementation, and insider tips that will boost your problem-solving confidence.

💡 WHAT YOU'LL LEARN:
✅ Dynamic array fundamentals and structure
✅ Bitwise XOR operations and their applications
✅ Query processing techniques (Type 1 & Type 2)
✅ Modulo operator usage in array indexing
✅ Complete Python implementation from scratch
✅ Time and space complexity optimization

⏱️ CHAPTERS:
0:00 - Introduction to Dynamic Array Problem
1:05 - Problem Setup & HackerRank Overview
2:09 - Understanding Array Structure & Variables
3:12 - Query Types Explanation
4:13 - Bitwise XOR Operations
6:18 - Query Type 1 Implementation
7:20 - Query Type 2 Implementation
8:23 - Modulo Operator Deep Dive
10:31 - Input Format & Structure
11:33 - Building the Complete Solution
13:43 - Implementing Query Logic
15:47 - Testing & Final Code Review

🔗 PRACTICE THIS PROBLEM:
https://www.hackerrank.com/challenges...

📚 ADDITIONAL RESOURCES:
🔥 More HackerRank Solutions: Check my playlist for the complete series
💻 Python Documentation: https://docs.python.org/3/tutorial/da...
🎯 Array Practice Problems: LeetCode Arrays section

🤝 CONNECT WITH ME:
💼 LinkedIn:   / amircharkhi
📸 Instagram:   / ai.tech.institute
🌐 Website: https://www.aitechinstitute.com.au
🎁 Support:   / amircharkhi
💻 GitHub: https://github.com/wvlt

Found this helpful? Smash that 👍 button and subscribe for more DSA tutorials! Drop your questions in the comments - I personally respond to every one and love helping fellow developers grow! 💪

Your coding journey matters, and every problem you solve makes you stronger! 🌟

#DynamicArray #HackerRank #Python #DataStructures #CodingInterview #DSA #Programming

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