diff options
Diffstat (limited to '2/2.hs')
| -rw-r--r-- | 2/2.hs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/2/2.hs b/2/2.hs index 0d1f855..ed96a26 100644 --- a/2/2.hs +++ b/2/2.hs @@ -25,7 +25,9 @@ handful = space *> (flip (,) <$> read <$> many1 digit) <* space <*> color set = M.fromList <$> (sepBy handful $ string ",") game = string "Game " *> ((,) <$> read <$> many1 digit) <* string ":" <*> sepBy set (string ";") +games = sepBy game newline + solution :: Game -> Int solution = product . M.elems . M.unionsWith max . snd -main = head <$> getArgs >>= readFile >>= print . sum . map solution . catMaybes . map (either (const Nothing) Just . parse game "") <$> lines \ No newline at end of file +main = head <$> getArgs >>= readFile >>= print . sum . map solution . either (error.show) id . parse games "" \ No newline at end of file |