結果
| 問題 | No.792 真理関数をつくろう | 
| コンテスト | |
| ユーザー |  | 
| 提出日時 | 2019-06-18 02:41:07 | 
| 言語 | Haskell (9.10.1) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 99 ms / 2,000 ms | 
| コード長 | 517 bytes | 
| コンパイル時間 | 8,293 ms | 
| コンパイル使用メモリ | 173,824 KB | 
| 実行使用メモリ | 24,320 KB | 
| 最終ジャッジ日時 | 2024-11-30 00:38:01 | 
| 合計ジャッジ時間 | 6,466 ms | 
| ジャッジサーバーID (参考情報) | judge5 / 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:8:131: 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."
  |
8 |     putStrLn $ "A=" ++ if length xs == length ts then "⊤" else if null ts then "⊥" else let tss = map init ts; nl = take (length (head tss)) $ iterate (+1) 1 in intercalate "∨" ["(" ++ intercalate "∧" (zipWith (\i b -> if b == 1 then "P_" ++ show i else "¬P_" ++ show i) nl xs) ++ ")" | xs <- tss]
  |                                                                                                                                   ^^^^
[2 of 2] Linking a.out
            
            ソースコード
import Control.Monad (replicateM)
import Data.List (intercalate)
main :: IO ()
main = do
    xs <- flip replicateM (map read . words <$> getLine) . (2^) . read =<< getLine
    let ts = filter ((==1) . last) xs
    putStrLn $ "A=" ++ if length xs == length ts then "⊤" else if null ts then "⊥" else let tss = map init ts; nl = take (length (head tss)) $ iterate (+1) 1 in intercalate "∨" ["(" ++ intercalate "∧" (zipWith (\i b -> if b == 1 then "P_" ++ show i else "¬P_" ++ show i) nl xs) ++ ")" | xs <- tss]
            
            
            
        