- Javascript --> Day 01
- Python --> Day 02
- C --> Day 03
- C++ --> Day 04
- Go --> Day 05
- SmallTalk --> Day 06
- Perl --> Day 07
- Dart --> Day 08
- Groovy --> Day 09
- Ruby --> Day 10
- D --> Day 11
- Rust --> Day 12
- PHP --> Day 13
- Kotlin --> Day 14
- Scala --> Day 15
- Pascal --> Day 16/01
- Java --> Day 17
- Lua --> Day 18
- Haskel --> Day 19
- Bash --> Day 20
- Pony --> Day 21
- C# --> Day 22
- Julia --> Day 23
- Ada
- Lisp / Clojure
- Fortran
- PL/SQL
- Erlang
- Elixir
- Objective-C
- Swift
- Haxe
- Hack
- Crystal