結果

問題 No.306 さいたま2008
ユーザー highdhighd
提出日時 2016-08-13 20:49:55
言語 Haskell
(9.10.1)
結果
AC  
実行時間 9 ms / 2,000 ms
コード長 944 bytes
コンパイル時間 16,089 ms
コンパイル使用メモリ 255,544 KB
実行使用メモリ 6,824 KB
最終ジャッジ日時 2025-02-14 12:13:40
合計ジャッジ時間 5,570 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 26
権限があれば一括ダウンロードができます
コンパイルメッセージ
Loaded package environment from /home/judge/.ghc/x86_64-linux-9.10.1/environments/default
<no location info>: warning: [GHC-98887]
    -XGeneralizedNewtypeDeriving is not allowed in Safe Haskell; ignoring -XGeneralizedNewtypeDeriving

[1 of 2] Compiling Main             ( Main.hs, Main.o )
Main.hs:11:4: warning: [GHC-94817] [-Wtabs]
    Tab character found here, and in 39 further locations.
    Suggested fix: Please use spaces instead.
   |
11 | []              !-! _ = Nothing
   |    ^^^^^

[2 of 2] Linking a.out

ソースコード

diff #
プレゼンテーションモードにする

{-# LANGUAGE Safe #-}
{-# LANGUAGE PatternGuards #-}
import qualified Data.Text as T
import qualified Data.Text.IO as TI
import qualified Data.List as L
import Data.Monoid
import Data.Maybe
import Control.Applicative
(!-!)::[a]->Int->Maybe a
[] !-! _ = Nothing
(x:xs) !-! 0 = Just x
(x:xs) !-! n = xs !-! (n-1)
(<$~>)::Functor f => f a -> (a -> b) -> f b
(<$~>)=flip (<$>)
maybeRead s
|[(x,"")]<-(reads s)=Just x
|otherwise = Nothing
getLines::Int->IO T.Text
getLines 1 = TI.getLine
getLines n = (<>) <$> ((<>) <$> TI.getLine <*> return (T.pack " ")) <*> (getLines$n-1)
run main_f n=
getLines n <$~>
T.split (==' ') <$~>
fmap T.unpack <$~>
main_f <$~>
fmap show <$~>
fromMaybe "error" >>=
putStrLn
main_ list = do
let get n = maybeRead=<<(list !-! n)::Maybe Float
x1<-get 0
y1<-get 1
x2<-get 2
y2<-get 3
let x_distance = x1+x2
let y_distance = y2-y1
return$x1/x_distance*y_distance+y1
main = run main_ 2
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0