結果
| 問題 | No.716 距離 | 
| コンテスト | |
| ユーザー |  情報学生 | 
| 提出日時 | 2019-08-22 14:39:22 | 
| 言語 | Haskell (9.10.1) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 7 ms / 2,000 ms | 
| コード長 | 283 bytes | 
| コンパイル時間 | 8,639 ms | 
| コンパイル使用メモリ | 171,520 KB | 
| 実行使用メモリ | 8,064 KB | 
| 最終ジャッジ日時 | 2024-10-12 09:51:11 | 
| 合計ジャッジ時間 | 9,985 ms | 
| ジャッジサーバーID (参考情報) | judge4 / judge2 | 
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| ファイルパターン | 結果 | 
|---|---|
| other | AC * 40 | 
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:2:59: 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."
  |
2 | main = interact $ unlines . map show . solve . map read . tail . words
  |                                                           ^^^^
Main.hs:13:24: 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."
   |
13 |         ma = last xs - head xs
   |                        ^^^^
[2 of 2] Linking a.out
            
            ソースコード
main :: IO ()
main = interact $ unlines . map show . solve . map read . tail . words
f :: [Int] -> [Int]
f []       = []
f [x]      = []
f (x:y:ys) = (y - x) : f (y:ys)
solve :: [Int] -> [Int]
solve xs = [mi, ma]
    where
        mi = minimum $ f xs
        ma = last xs - head xs
            
            
            
        