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

18 lines
501 B
Text

module ShowFactorials {
static <Value extends IntNumber> Value factorial(Value n) {
assert:arg n >= Value.zero();
return n <= Value.one() ? n : n * factorial(n-Value.one());
}
@Inject Console console;
void run() {
// 128-bit test
UInt128 bigNum = 34;
console.print($"factorial({bigNum})={factorial(bigNum)}");
// 64-bit test
for (Int i : 10..-1) {
console.print($"factorial({i})={factorial(i)}");
}
}
}