RosettaCodeData/Task/Ackermann-function/Seed7/ackermann-function.seed7
Ingy döt Net d066446780 langs a-z
2013-04-10 22:43:41 -07:00

12 lines
311 B
Text

const func integer: ackermann (in integer: m, in integer: n) is func
result
var integer: result is 0;
begin
if m = 0 then
result := succ(n);
elsif n = 0 then
result := ackermann(pred(m), 1);
else
result := ackermann(pred(m), ackermann(m, pred(n)));
end if;
end func;