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view paste/paste.14186 @ 650:cf6adff1b42f
<shachaf> run echo 'echo "$@" | tr a-zA-Z n-za-mN-ZA-M' > bin/rot13; chmod +x bin/rot13
author | HackBot |
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date | Sat, 11 Aug 2012 05:51:56 +0000 |
parents | e037173e0012 |
children |
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import System.Environment import System.Process import System.Exit import Control.Monad import Control.Applicative import Data.List main = do r <- buildRegex . permuteArgs <$> getArgs (_, _, _, h) <- createProcess (proc "/hackenv/bin/log" [r]) exitWith <$> waitForProcess h where permuteArgs = permutations . join . map words buildRegex = oBrackets . intercalate ".*" . map (iBrackets . intercalate "|") iBrackets s = "(?:" ++ s ++ ")" oBrackets s = "^.*(?:" ++ s ++ ").*$"