<|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
Find the second highest value in the given array.
[9, 2, 7, 4, 11, 6]<|im_end|>
<|im_start|>assistant
7 (second highest value is 7)<|im_end|>
