RosettaCodeData/Task/Fibonacci-sequence/Brat/fibonacci-sequence-2.brat
Ingy döt Net db842d013d A-M baby
2013-04-10 21:29:02 -07:00

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Text

fib_aux = { x, next, result |
true? x == 0,
result,
{ fib_aux x - 1, next + result, next }
}
fibonacci = { x |
fib_aux x, 1, 0
}