結果

問題 No.138 化石のバージョン
コンテスト
ユーザー dsplit
提出日時 2019-08-15 15:04:22
言語 Haskell
(9.10.1)
結果
WA  
実行時間 -
コード長 378 bytes
コンパイル時間 8,053 ms
コンパイル使用メモリ 172,800 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-09-19 15:18:55
合計ジャッジ時間 3,881 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge1
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 * 3
other AC * 23 WA * 10
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:5:18: 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."
  |
5 | solve [a,b] = if head a < head b 
  |                  ^^^^

Main.hs:5:27: 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."
  |
5 | solve [a,b] = if head a < head b 
  |                           ^^^^

Main.hs:7:26: 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 |                 else if (head $ drop 2 a) < (head $ drop 2 b) 
  |                          ^^^^

Main.hs:7:46: 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 |                 else if (head $ drop 2 a) < (head $ drop 2 b) 
  |                                              ^^^^

Main.hs:9:34: 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 D

ソースコード

diff # 

main :: IO ()
main = interact $ solve . words

solve :: [String] -> String
solve [a,b] = if head a < head b 
                then "NO"
                else if (head $ drop 2 a) < (head $ drop 2 b) 
                        then "NO"
                        else if (head $ drop 4 a) < (head $ drop 4 b)
                            then "NO"
                            else "YES"
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