RosettaCodeData/Task/Factorial/XPL0/factorial.xpl0
2023-07-01 13:44:08 -04:00

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func FactIter(N); \Factorial of N using iterative method
int N; \range: 0..12
int F, I;
[F:= 1;
for I:= 2 to N do F:= F*I;
return F;
];
func FactRecur(N); \Factorial of N using recursive method
int N; \range: 0..12
return if N<2 then 1 else N*FactRecur(N-1);