diff --git a/executable/Main.hs b/executable/Main.hs
index 1f61122..bc73920 100644
--- a/executable/Main.hs
+++ b/executable/Main.hs
@@ -1,2 +1,8 @@
+import AoC.Day1 as Day1
+
 main :: IO ()
-main = putStrLn "Hello World!"
+main = do
+  putStrLn "Hello World!"
+  input <- readFile "./input/day1.txt"
+  putStrLn $ show $ Day1.solveA input
+  putStrLn $ show $ Day1.solveB input
diff --git a/input/day1.txt b/input/day1.txt
new file mode 100644
index 0000000..342079f
--- /dev/null
+++ b/input/day1.txt
@@ -0,0 +1,2248 @@
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diff --git a/src/AoC/Day1.hs b/src/AoC/Day1.hs
index d95ea35..41f3224 100644
--- a/src/AoC/Day1.hs
+++ b/src/AoC/Day1.hs
@@ -1,3 +1,10 @@
+
 module AoC.Day1 where
 
+import Data.List (groupBy,null,sort)
 
+parseInput :: String -> [[Int]]
+parseInput = map (map read) . map tail . groupBy (\l r -> (not $ null r)) . lines
+
+solveA = maximum . map sum . parseInput
+solveB = sum . take 3 . reverse . sort . map sum . parseInput