RosettaCodeData/Task/Fibonacci-sequence/Euphoria/fibonacci-sequence-2.ex

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161 B
Elixir

function fiboi(integer n)
integer f0=0, f1=1, f
if n<2 then return n end if
for i=2 to n do
f=f0+f1
f0=f1
f1=f
end for
return f
end function