June 2018 Update
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5278 changed files with 84726 additions and 14379 deletions
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Task/Generic-swap/Crystal/generic-swap.crystal
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Task/Generic-swap/Crystal/generic-swap.crystal
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a, b = b, a
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Task/Generic-swap/Haskell/generic-swap-2.hs
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Task/Generic-swap/Haskell/generic-swap-2.hs
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import Control.Monad.Ref
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swap :: MonadRef r m => r a -> r a -> m ()
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swap xRef yRef = do
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x<-readRef xRef
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y<-readRef yRef
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writeRef xRef y
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writeRef yRef x
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