Markdown Previewer

Editor

# 👋 Welcome

This Markdown previewer is powered by *PyScript* 🐍 — type on the left, see updates on the right ➡️

---

## ✨ Highlights

- ⚡ **Live preview** while you type
- 📚 Click the **PyScript** badge (top) to jump to the docs (after it loads)
- ✅ Clean typography and dark theme
- 📝 Inline `code`, headings, lists, and quotes
- 🎯 Lightweight — single `index.html`, no extra files

---

## 📋 Quick Tips

- Use `#` through `######` for headings
- Add horizontal rules with three dashes:
---
- Create lists with `-` or numbers:
  - 🚀 Ship ideas
  - 🧪 Test quickly
  - 🔁 Iterate

> “Simplicity is the soul of efficiency.” — Austin Freeman

```python
def fibonacci(n: int) -> list[int]:
    """Return a list containing the first n Fibonacci numbers."""
    if n <= 0:
        return []
    if n == 1:
        return [0]
    seq = [0, 1]
    while len(seq) < n:
        seq.append(seq[-1] + seq[-2])
    return seq

if __name__ == "__main__":
    print("First 10 Fibonacci numbers:", fibonacci(10))
```

Preview Show HTML