WithDownloadLanguage sets the language for the exercise implementation.

WithOverwrites sets the files that can be overwritten if already in place.

WithSkipImpl sets the downloader to skip creating implementation files and structure.

WithURL sets the exercise URL to download.

Answer contains the answer for each part of an exercise.

Data contains the relative path to exercise input and the specific test case data for an exercise.

Test contains the input and expected output for a test case.

TestCase contains the test case for each part of an exercise.