Updated challenges back to master

cpeikert · Aug 13, 2016 · 01443ee · 01443ee
1 parent 3d72de3
commit 01443ee
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diff --git a/challenges/exec/Generate.hs b/challenges/exec/Generate.hs
@@ -42,8 +42,6 @@ import qualified Data.ByteString.Lazy as BS
 import           Data.Reflection      hiding (D)
 import qualified Data.Tagged          as T
 
-import Prelude ((^^))
-
 import System.Directory (createDirectoryIfMissing)
 
 import Text.Printf

diff --git a/challenges/exec/Main.hs b/challenges/exec/Main.hs
@@ -68,10 +68,6 @@ main = do
 
 generate :: MainOpts -> GenOpts -> [String] -> IO ()
 generate MainOpts{..} GenOpts{..} _ = do
-  challDirExists <- doesDirectoryExist optChallDir
-  when challDirExists $
-    error $ "The output directory " ++ optChallDir ++
-      " already exists. Delete it or choose a new destination."
   let initBeaconTime = beaconFloor optInitBeaconEpoch
       initBeacon = BA initBeaconTime 0
   when (initBeaconTime == 0) $ do