import liftA2

This commit is contained in:
Krasimir Angelov
2025-02-25 12:31:05 +00:00
parent a501784a32
commit 176dcdf2fa

View File

@@ -18,6 +18,7 @@ import Data.Bifunctor (first)
import Data.Maybe
import Data.List
import Control.Monad (MonadPlus(..),foldM,liftM,when)
import Control.Applicative(liftA2)
import qualified Data.Set as Set
-- * functions on lists