From 7c785d75af6c9abf268fbac6002de890bd27d8a0 Mon Sep 17 00:00:00 2001
From: shu <shu@lain.localdomain>
Date: Thu, 17 Dec 2020 13:56:05 +0100
Subject: [PATCH] blah

---
 2020/day17/day17.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/2020/day17/day17.hs b/2020/day17/day17.hs
index c20b113..53e0b4d 100644
--- a/2020/day17/day17.hs
+++ b/2020/day17/day17.hs
@@ -11,6 +11,7 @@ main = do
   input <- lines <$> readFile "input"
   let a = toVec input
       _ = a :: [V4 Int]
+--      _ = a :: [V3 Int]
   print $ day17 a
 
 day17 = length . flip (!!) 6 . iterate step