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← Courses›Creative Challenges›Module 9 · 🔬 Edge Case Hunter (10)›🔬 Edge Case #08: Empty list multipliedfix92 / 104
+125 XP
Task
📝 **Task:** Build a 4x3 grid of zeros where mutating one row does NOT affect others.
📋 Implement the function above. Tests run automatically.
💡 **Hint:** Re-read the theory if stuck.
✏️ Write your code here
🐍
Loading Python...
One-time download (~1 MB). Then it runs instantly.