Submission #181198

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Source Code Expand

{-# LANGUAGE BangPatterns #-}

import Control.Applicative
import Control.Monad
import Control.Arrow
import Data.List
import Data.Maybe
import Data.Char
import Text.Printf

readInt = ( readLn :: IO Int )
getInts = map ( read :: String -> Int ) . words <$> getLine

which a b f = if f then a else b
mp [ a, b ] = ( a, b )

main = do
	getLine
	as <- getInts
	print $ sum $ zipWith (-) as $ map convert as

convert a
	| a `mod` 2 == 0 = convert $ a - 1
	| a `mod` 3 == 2 = convert $ a - 1
	| otherwise = a

Submission Info

Judge Result