結果
問題 | No.52 よくある文字列の問題 |
ユーザー | くれちー |
提出日時 | 2017-03-15 23:42:08 |
言語 | Haskell (9.8.2) |
結果 |
AC
|
実行時間 | 10 ms / 5,000 ms |
コード長 | 439 bytes |
コンパイル時間 | 1,688 ms |
コンパイル使用メモリ | 174,080 KB |
実行使用メモリ | 8,064 KB |
最終ジャッジ日時 | 2024-09-22 05:29:29 |
合計ジャッジ時間 | 2,260 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,816 KB |
testcase_02 | AC | 5 ms
7,936 KB |
testcase_03 | AC | 1 ms
6,940 KB |
testcase_04 | AC | 10 ms
7,808 KB |
testcase_05 | AC | 6 ms
7,936 KB |
testcase_06 | AC | 8 ms
8,064 KB |
testcase_07 | AC | 3 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
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:7:28: 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 | | x == True = solve1 (tail s) (s' ++ [head s]) xs | ^^^^ Main.hs:7:44: 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 | | x == True = solve1 (tail s) (s' ++ [head s]) xs | ^^^^ [2 of 2] Linking a.out
ソースコード
importControl.MonadreplicateMimportData.Listnubsolve1::String->String->Bool->Stringsolve1 s s' (x : []) = s' ++ ssolve1 s s' (x : xs)| x == True = solve1 (tail s) (s' ++ [head s]) xs| x == False = solve1 (init s) (s' ++ [last s]) xssolve2::Integrala=>String->asolve2 s = fromIntegral . length . nub . map (solve1 s "")$ replicateM (length s) [True, False]main = print . solve2 =<< getLine