2. Century from Year: CodeSignal Python Full Explanation
🧮 Ever wondered how to calculate which century a year belongs to? This classic CodeSignal problem trips up many developers, but I'll show you the elegant mathematical solution that works every time!
✅ Master the century calculation formula and logic
✅ Handle tricky edge cases (like year 2000 vs 2001)
✅ Learn proper integer division in Python
✅ Understand why simple division fails
✅ Write clean, efficient code that passes all tests
✅ Debug common mistakes step by step
⏱️ CHAPTERS:
0:00 - Introduction & Problem Overview
0:30 - CodeSignal Platform Setup
1:27 - Understanding the Century Problem
2:36 - Mathematical Approach Explained
3:11 - First Solution Attempt
4:47 - Fixing the Edge Case Issue
6:19 - Final Code Implementation
7:10 - Testing & Conclusion
🔗 PRACTICE THIS PROBLEM:
📌 Search "Century from Year" on CodeSignal or similar platforms
📌 Find more math problems on hackerrank.com/challenges
📌 Practice similar logic puzzles on leetcode.com/problems
💬 Need help finding the exact problem? Ask in the comments!
📚 ADDITIONAL RESOURCES:
💡 Python Math Documentation: docs.python.org/3/library/math.html
🧮 More CodeSignal challenges in our playlist
🎯 Integer division vs float division explained
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🎁 Support: / amircharkhi
💻 GitHub: https://github.com/wvlt
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