10. Nested Lists: Hackerrank | Python Solution Explained
🎯 Struggling with nested lists in Python? You're in the right place! In this step-by-step tutorial, I'll walk you through solving HackerRank's Nested Lists challenge, breaking down every concept so you can master this fundamental data structure operation.
WHAT YOU'LL LEARN:
✅ How to work with nested lists and multi-dimensional data
✅ Accessing and manipulating elements in nested structures
✅ Finding the second lowest score using Python techniques
✅ Removing duplicates with sets for cleaner data
✅ Using for loops effectively with nested data
✅ Writing clean, efficient Python solutions
⏱️ CHAPTERS:
0:00 - Introduction to Nested Lists Challenge
1:01 - Understanding Python Lists and Indexing
2:06 - Accessing Elements in Nested Lists
3:11 - Problem Requirements Explained
5:13 - Setting Up the Solution Structure
7:18 - Creating and Populating Nested Lists
9:31 - Extracting Scores with For Loops
11:34 - Finding the Second Lowest Score
13:41 - Removing Duplicates with Set
14:42 - Finding Students with Target Score
15:46 - Final Solution and Testing
🔗 PRACTICE THIS PROBLEM:
https://www.hackerrank.com/challenges...
Make sure to try solving it yourself first, then come back to check your approach!
📚 ADDITIONAL RESOURCES:
💻 More HackerRank Python solutions on my channel
🐍 Python documentation on lists and data structures
🎯 Practice more nested data problems to build confidence
💼 LinkedIn: / amircharkhi
📸 Instagram: / ai.tech.institute
🌐 Website: https://www.aitechinstitute.com.au
🎁 Support: / amircharkhi
💻 GitHub: https://github.com/wvlt
Found this helpful? Drop a 👍 and subscribe for more Python tutorials! Got questions about nested lists or any part of the solution? Ask in the comments - I love helping fellow learners grow! 💬
Your coding journey matters, and every problem you solve makes you stronger! 💪
#NestedLists #HackerRank #Python #CodingInterview #ProgrammingTutorial #LearnPython #DataStructures
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