X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=advent05%2FMain.hs;h=90cdb07f74701e53480d222fbf5a852f2c429994;hb=1ab3e062eb1b3b28a8aead9834afc962ca142451;hp=5669a537055a566cf8b18e27ed50d88dce6ffb85;hpb=17e2b399ef252ee018f329462958047fb592ac22;p=advent-of-code-21.git

diff --git a/advent05/Main.hs b/advent05/Main.hs
index 5669a53..90cdb07 100644
--- a/advent05/Main.hs
+++ b/advent05/Main.hs
@@ -1,4 +1,4 @@
--- Writeup at https://work.njae.me.uk/2021/12/04/advent-of-code-2021-day-4/
+-- Writeup at https://work.njae.me.uk/2021/12/05/advent-of-code-2021-day-5/
 
 import Data.Text ()
 import qualified Data.Text.IO as TIO
@@ -56,7 +56,6 @@ findDelta (Line (V2 x0 y0) (V2 x1 y1)) = (V2 dx dy)
         dy = signum (y1 - y0)
 
 addLines :: Grid -> [[Point]] -> Grid
--- addLines diagram expandedLines = foldr insertLine diagram expandedLines
 addLines = foldr insertLine 
   where insertPoint p d = M.insertWith (+) p 1 d
         insertLine l d = foldr insertPoint d l