June 2018 Update

This commit is contained in:
Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions

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a, b = b, a

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import Control.Monad.Ref
swap :: MonadRef r m => r a -> r a -> m ()
swap xRef yRef = do
x<-readRef xRef
y<-readRef yRef
writeRef xRef y
writeRef yRef x