The lowest total score was 16 points, completely normal; over 16 points represented with functionalreduction to different degree; the highest score was 64 points.
总分最低16分，为完全正常，大于16分表示有不同程度的功能下降，最高64分。
2
The concept of expression reduction is widely used in functional languages, and is particularly appropriate for optimizing a language such as XPath.
在函数型语言中已经广泛使用的表达式减少的概念，而且此概念特别适用于优化语言，如 XPath。
3
Map and reduce are named after functions in functional programming but provide the core capability for data reduction.