13 lines
188 B
Text
13 lines
188 B
Text
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ack(0, N, V) :-
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!,
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V is N + 1.
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ack(M, 0, V) :-
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!,
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M2 is M - 1,
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ack(M2, 1, V).
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ack(M, N, V) :-
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M2 is M - 1,
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N2 is N - 1,
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ack(M, N2, V2),
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ack(M2, V2, V).
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