From: Mart Lubbers <mart@martlubbers.net>
Date: Sun, 2 Dec 2018 10:11:25 +0000 (+0100)
Subject: 2.2
X-Git-Url: https://git.martlubbers.net/?a=commitdiff_plain;h=b48d16308e4d85c5669e5719b6c512d5aba42818;p=advent18.git

2.2
---

diff --git a/2/s2.icl b/2/s2.icl
new file mode 100644
index 0000000..7c02f7c
--- /dev/null
+++ b/2/s2.icl
@@ -0,0 +1,30 @@
+module s2
+
+import StdEnv
+
+import Data.Func
+import Data.List
+import Data.Tuple
+
+getinput f
+# (ok, c, f) = freadc f
+| not ok = []
+= [c:getinput f]
+
+split :: [Char] [Char] -> [[Char]]
+split [] [] = []
+split c [] = [reverse c]
+split c ['\n':rest] = [reverse c:split [] rest]
+split c [r:rest] = split [r:c] rest
+
+Start w
+# (io, w) = stdio w
+= map (map fst o filter (uncurry (==)) o zip)
+	$ flatten
+	$ filter (not o isEmpty)
+	$ proc
+	$ split []
+	$ getinput io
+
+proc [] = []
+proc [x:xs] = [[(e, x)\\e<-xs | length [()\\a<-x & b<-e | a<>b] <= 1]:proc xs]