🔒 Preview mode. The first 15 Foundations lessons are free; this one is Pro. Start a 7-day trial to unlock the editor, AI hints and the rest of the curriculum. Card required, cancel any time in Dashboard.Start 7-day trial →
📝 **Question:** Compute \`date(2026, 1, 1) + timedelta(days=30)\` and print its isoformat.\nExpected: 2026-01-31
📋 Pick the right answer.
💡 **Hint:** Re-read the theory above if unsure.
✏️ Write your code here
🐍
Loading Python...
One-time download (~1 MB). Then it runs instantly.