23 lines
445 B
C
23 lines
445 B
C
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#include <stdio.h>
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int ack(int m, int n) {
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if (m == 0)
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return n+1;
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else if (n == 0)
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return ack(m-1, 1);
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else
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return ack(m-1, ack(m, n-1));
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}
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int main(int argc, char **argv)
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{
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int m = 3, n = 9;
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if (argc > 1)
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m = atoi(argv[1]);
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if (argc > 2)
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n = atoi(argv[2]);
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printf("%d\n", ack(m, n));
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return 0;
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}
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