Day 13

[advent-of-code-18.git] / src / advent12 / advent12-comonad.hs

diff --git a/src/advent12/advent12-comonad.hs b/src/advent12/advent12-comonad.hs
index 9e4624041e8b9610263ae02037f711c137ecffed..77f4cc070023aee107209b3fb6ca2a7b22aceb05 100644 (file)
--- a/src/advent12/advent12-comonad.hs
+++ b/src/advent12/advent12-comonad.hs
@@ -1,5 +1,8 @@
 {-# LANGUAGE OverloadedStrings, DeriveFunctor #-}
 
+-- Heavily based on https://gist.github.com/gatlin/21d669321c617836a317693aef63a3c3
+-- See also https://www.schoolofhaskell.com/user/edwardk/cellular-automata/part-3
+
 -- import Data.List
 
 import Data.Text (Text)