結果
| 問題 | No.432 占い(Easy) |
| コンテスト | |
| ユーザー |
Ysmr_Ry
|
| 提出日時 | 2016-12-17 03:21:12 |
| 言語 | Haskell (9.10.1) |
| 結果 |
AC
|
| 実行時間 | 96 ms / 2,000 ms |
| コード長 | 366 bytes |
| 記録 | |
| コンパイル時間 | 8,704 ms |
| コンパイル使用メモリ | 173,312 KB |
| 実行使用メモリ | 28,672 KB |
| 最終ジャッジ日時 | 2024-11-30 22:34:45 |
| 合計ジャッジ時間 | 3,547 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 22 |
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:9:13: 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."
|
9 | print $ head $ last $ takeWhile (not . null) $ iterate step (map digitToInt xs)
| ^^^^
Main.hs:12:27: 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."
|
12 | step xs = zipWith add xs (tail xs)
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Control.Monad
import Data.Char
main :: IO ()
main = do
t <- readLn
replicateM_ t $ do
xs <- getLine
print $ head $ last $ takeWhile (not . null) $ iterate step (map digitToInt xs)
step :: [Int] -> [Int]
step xs = zipWith add xs (tail xs)
where
add a b
| s >= 10 = s`div`10+s`mod`10
| otherwise = s
where
s = a+b
Ysmr_Ry