RosettaCodeData/Task/Generic-swap/Arc/generic-swap.arc

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2023-07-01 11:58:00 -04:00
(mac myswap (a b)
(w/uniq gx
`(let ,gx a
(= a b)
(= b ,gx))))
(with (a 1
b 2)
(myswap a b)
(prn "a:" a #\Newline "b:" b))