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Add 2015 day 10

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Xavier Morel
2020-12-09 18:50:34 +01:00
parent dd8f2ae9dc
commit 12a8275359
3 changed files with 17 additions and 0 deletions
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1
haskellAoC/inputs/2015/10 Normal file
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@@ -0,0 +1 @@
1113222113

14
haskellAoC/src/Y2015/Day10.hs Normal file
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@@ -0,0 +1,14 @@
module Y2015.Day10 (y15day10) where
import Data.List
lookAndSay :: String -> String
lookAndSay input = concat $ map describe_group $ group input
where describe_group g = (show $ length g) ++ (head g):""
y15day10 :: [String] -> (String, String)
y15day10 (input:_) = (part1, part2)
where part1 = show $ length $ part1resp
part2 = show $ length $ head $ drop 10 $ iterate lookAndSay part1resp
part1resp = head $ drop 40 $ iterate lookAndSay input

2
haskellAoC/src/Y2015/Days.hs
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@@ -9,6 +9,7 @@ import Y2015.Day06
import Y2015.Day07 import Y2015.Day07
import Y2015.Day08 import Y2015.Day08
import Y2015.Day09 import Y2015.Day09
import Y2015.Day10
year2015 :: String -> [String] -> (String, String) year2015 :: String -> [String] -> (String, String)
year2015 "01" = y15day01 year2015 "01" = y15day01
@@ -20,3 +21,4 @@ year2015 "06" = y15day06
year2015 "07" = y15day07 year2015 "07" = y15day07
year2015 "08" = y15day08 year2015 "08" = y15day08
year2015 "09" = y15day09 year2015 "09" = y15day09
year2015 "10" = y15day10