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Ingy döt Net 2013-04-10 22:43:41 -07:00
commit d066446780
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Task/Fibonacci-sequence/OCaml/fibonacci-sequence-1.ocaml Normal file
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let fib_iter n =
if n < 2 then
n
else let fib_prev = ref 1
and fib = ref 1 in
for num = 2 to n - 1 do
let temp = !fib in
fib := !fib + !fib_prev;
fib_prev := temp
done;
!fib