結果
問題 | No.962 LCPs |
ユーザー |
|
提出日時 | 2019-12-25 20:16:31 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 75 ms / 2,000 ms |
コード長 | 555 bytes |
コンパイル時間 | 7,347 ms |
コンパイル使用メモリ | 172,416 KB |
実行使用メモリ | 25,088 KB |
最終ジャッジ日時 | 2024-09-25 10:38:17 |
合計ジャッジ時間 | 11,005 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 64 |
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:4:34: 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." | 4 | main = interact $ show . solve . tail . lines | ^^^^ Main.hs:16:39: 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." | 16 | 1 -> ([], length $ head xs) | ^^^^ Main.hs:18:36: 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." | 18 | where rs = map tail xs | ^^^^ [2 of 2] Linking a.out
ソースコード
-- Try yukicoder -- author: Leonardone @ NEETSDKASU main = interact $ show . solve . tail . lines solve vs = g vs where g [] = 0 g ("":ts) = g ts g ss@((e:_):_) = w + g zs + g ys where (xs, ys) = span (f e) ss f _ "" = False f c (h:_) = c == h (zs, w) = case length xs of 0 -> ([], 0) 1 -> ([], length $ head xs) len -> (rs, foldl1 (+) $ zipWith (*) [len,len-1..1] [1..len]) where rs = map tail xs