It turns out that, **this time**, at least, the way to compute the discount is not by “the more expensive”, but “the more expensive _in a given group_”. However, there are a couple of options, such as motorhome, that can be in different groups but only must be used once.
Description
No description provided
Languages
PLpgSQL
67.5%
Go
24.3%
CSS
3.9%
C++
1.8%
QML
1.2%
Other
1.1%