language-benchmarks/Interpreted/ackermann-function/ack.jl

function ack(m,n)
    if m == 0
        return n + 1
    elseif n == 0
        return ack(m-1,1)
    else
        return ack(m-1,ack(m,n-1))
    end
end

println(ack(parse(Int, ARGS[1]), parse(Int, ARGS[2])));