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Within LTS Haskell 20.10 (ghc-9.2.5)

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1. readLn :: Read a => IO a

   base	Prelude

   The readLn function combines getLine and readIO.

2. readLn :: Read a => IO a

   base	System.IO

   The readLn function combines getLine and readIO.

3. readLn :: Read a => IO a

   hedgehog	Hedgehog.Internal.Prelude

   The readLn function combines getLine and readIO.

4. readLn :: Read a => IO a

   Cabal	Distribution.Compat.Prelude.Internal

   The readLn function combines getLine and readIO.

5. readLn :: Read a => IO a

   ghc	GHC.Prelude

   The readLn function combines getLine and readIO.

6. readLn :: (MonadIO m, Read a) => Producer' a m ()

   pipes	Pipes.Prelude

   read values from stdin, ignoring failed parses

7. readLn :: (MonadIO m, Read a) => Stream (Of a) m ()

   streaming	Streaming.Prelude

   Read values from stdin, ignoring failed parses.

   >>> :set -XTypeApplications
   
   >>> S.sum $ S.take 2 (S.readLn @IO @Int)
   10<Enter>
   12<Enter>
   22 :> ()
   

   >>> S.toList $ S.take 2 (S.readLn @IO @Int)
   10<Enter>
   1@#$%^&*\<Enter>
   12<Enter>
   [10,12] :> ()
   

8. readLn :: Read a => IO a

   ghc-lib-parser	GHC.Prelude

   The readLn function combines getLine and readIO.

9. readLn :: (MonadIO m, Read a) => m a

   basic-prelude	BasicPrelude

   The readLn function combines getLine and readIO.

10. readLn :: Read a => IO a

    base-prelude	BasePrelude

    The readLn function combines getLine and readIO.

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