Problem:
Compute the range of ${-\frac{2}{7}, -4, 2 \sqrt{5}, 4 \log (2), 8, -4, -\sqrt{5}, -e, -1, -8, -1, 9}$.
Answer:
$17$
{'source': 'AMPS', 'file': 'amps/mathematica/counting_and_statistics/range/26622.txt'}