I am taking part in Advent of Code 2017 and you can find my answers on my Github, written in either Java, Scala or Python.

1. Java
2. Java
3. Python
4. Scala
5. Java
6. Lisp
7. Scala
8. Scala (Parser Combinator library)
9. Scala (Nice use of Scala's pattern matching)
10. Python
11. Java
12. Scala
13. Java
14. Python
15. Scala
16. Scala (Parser Combinator library)
17. Lisp