結果
| 問題 | No.170 スワップ文字列(Easy) | 
| コンテスト | |
| ユーザー |  shikatsusan | 
| 提出日時 | 2016-05-15 17:37:05 | 
| 言語 | Haskell (9.10.1) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 2 ms / 5,000 ms | 
| コード長 | 227 bytes | 
| コンパイル時間 | 1,381 ms | 
| コンパイル使用メモリ | 174,208 KB | 
| 実行使用メモリ | 5,248 KB | 
| 最終ジャッジ日時 | 2024-12-23 00:41:31 | 
| 合計ジャッジ時間 | 2,255 ms | 
| ジャッジサーバーID (参考情報) | judge4 / judge3 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 21 | 
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:8:30: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
  |
8 |       foldl (\acc x->div acc $kaijou x) (kaijou $length ws) . 
  |                              ^
Main.hs:8:49: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
  |
8 |       foldl (\acc x->div acc $kaijou x) (kaijou $length ws) . 
  |                                                 ^
Main.hs:9:33: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
  |
9 |       map length . group . sort $ws
  |                                 ^
[2 of 2] Linking a.out
            
            ソースコード
import Data.List
main::IO()
main =do
  ws<-getLine
  let kaijou 1 = 1
      kaijou n = n*kaijou (n-1)
  print . (subtract 1) . 
      foldl (\acc x->div acc $kaijou x) (kaijou $length ws) . 
      map length . group . sort $ws
            
            
            
        