From 9a503340b2996b6da4b044800dbdc930bf0466ed Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Fri, 18 Dec 2020 12:07:18 +0530
Subject: add day18

---
 lib/Utils.hs | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

(limited to 'lib')

diff --git a/lib/Utils.hs b/lib/Utils.hs
index e0f9d62..d74a7bf 100644
--- a/lib/Utils.hs
+++ b/lib/Utils.hs
@@ -1,11 +1,11 @@
-module Utils where 
+module Utils where
 
-import           Data.Char (digitToInt)
 import           Control.Monad
+import           Data.Char     (digitToInt)
 import           Data.Either
-import           Data.List (inits, tails)
-import           Data.Map (Map)
-import qualified Data.Map as Map
+import           Data.List     (inits, tails)
+import           Data.Map      (Map)
+import qualified Data.Map      as Map
 
 binaryToInt :: String -> Int
 binaryToInt = foldl (\a x -> a * 2 + digitToInt x) 0
@@ -18,7 +18,7 @@ xor a b = (not a && b) || (a && not b)
 
 right :: Either a b -> b
 right (Right b) = b
-right _ = undefined
+right _         = undefined
 
 bet k (l, u) = k >= l && k <= u
 bet' k (l, u) = k > l && k < u
@@ -57,7 +57,7 @@ rotate (x, y) t = (nx, ny)
           ny = x*sin(pi*t/180) + y*cos(pi*t/180)
 
 -- [f, f.f, f.f.f, ...]
-repeatF f = f : map (f .) (repeatF f) 
+repeatF f = f : map (f .) (repeatF f)
 
 makeGrid :: String -> (Map (Int, Int) Char, Int, Int)
 makeGrid s = (grid, width, height) where
@@ -66,7 +66,7 @@ makeGrid s = (grid, width, height) where
     width = length (head rows)
     height = length rows
 
--- number theory 
+-- number theory
 
 egcd :: Int -> Int -> (Int, Int)
 egcd _ 0 = (1, 0)
@@ -92,3 +92,4 @@ chineseRemainder ls =
                 modulii = map snd ls
                 modPI = product modulii
                 crtModulii = (modPI `div`) <$> modulii
+
-- 
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