Tidying, mainly parsers

[advent-of-code-23.git] / advent23 / Main.hs

diff --git a/advent23/Main.hs b/advent23/Main.hs
index 457f42bf4ae3ccf0c3395f2e98da083a2cf0da42..82982614816689c43b009398f45278bf39ef30d2 100644 (file)
--- a/advent23/Main.hs
+++ b/advent23/Main.hs
@@ -5,7 +5,7 @@ import qualified Debug.Trace as DT
 import AoC
 import Linear -- (V2(..), (^+^))
 import qualified Data.Set as S
-import qualified Data.Map as M
+import qualified Data.Map.Strict as M
 import Control.Lens
 import Data.List (foldl')