build-depends: base >= 4.7 && < 5
, containers
, mtl
+ , transformers
+ , extra
, text
, megaparsec
, linear
+
+executable advent21
+ hs-source-dirs: src/advent21
+ main-is: advent21.hs
+ default-language: Haskell2010
+ build-depends: base >= 4.7 && < 5
+ , containers
+ , mtl
+ , text
+ , megaparsec
\ No newline at end of file