RosettaCodeData/Task/Ackermann-function/Shen/ackermann-function.shen

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2023-07-01 11:58:00 -04:00
(define ack
0 N -> (+ N 1)
M 0 -> (ack (- M 1) 1)
M N -> (ack (- M 1)
(ack M (- N 1))))