結果

問題 No.239 にゃんぱすー
ユーザー momen999
提出日時 2019-04-12 12:32:45
言語 Haskell
(9.10.1)
結果
AC  
実行時間 35 ms / 2,000 ms
コード長 559 bytes
コンパイル時間 9,164 ms
コンパイル使用メモリ 170,752 KB
実行使用メモリ 15,232 KB
最終ジャッジ日時 2024-09-13 23:37:35
合計ジャッジ時間 6,281 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 4
other AC * 33
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-9.8.2/environments/default
[1 of 2] Compiling Main             ( Main.hs, Main.o )

Main.hs:7:20: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘head’
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
  |
7 | transpose xs = map head xs : transpose (map tail xs)
  |                    ^^^^

Main.hs:7:45: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘tail’
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Replace it with drop 1, or use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
  |
7 | transpose xs = map head xs : transpose (map tail xs)
  |                                             ^^^^
[2 of 2] Linking a.out

ソースコード

diff # 

import Control.Monad (replicateM)
import Data.List (elemIndex)
import Data.Maybe (fromJust)

transpose :: [[a]] -> [[a]]
transpose ([]:_) = []
transpose xs = map head xs : transpose (map tail xs)

solve :: [[String]] -> Int
solve ns
    | isrentyon = succ $ fromJust $ elemIndex True r
    | otherwise = -1
    where
        r = map (all f) ys
        f s = s == "nyanpass" || s == "-"
        ys = transpose ns
        isrentyon = (length . filter (==True)) r == 1

main = do
    n <- readLn
    ns <- map words <$> replicateM n getLine
    print $ solve ns
0