Cosmo/examples/fibtest.cosmo

local function fib(num)
    if num <= 1 then
        return num
    else
        return fib(num-2) + fib(num-1)
    end
end

for (var i = 1; i < 40; i++) do
    print("The fib number of " .. i .. " is " .. fib(i))
end