  , "ugml (68) -> gyxo, ebii, jptl"
  , "gyxo (61)"
  , "cntj (57)"
  ]

spec :: Spec
spec = do
    describe "part 1" $
        it "examples" $
            day7a example `shouldBe` Just "tknk"
    describe "part 2" $
        it "examples" $