<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Write a regular expression in Python to find all words that start with "A".
<|im_end|>
<|im_start|>assistant
import re

words = re.findall(r'\bA\w+', text)<|im_end|>
