c = 3
d = 5

function wusi(a, b)
    d = 10
    return a + b + $c + d
end

wusi(5, 6)
print(wusi(3, 4))
print(wusi(5, 4))

function fac(n)
    if n == 0
        return 1
    end
    return n * fac(n - 1)
end

function baum()
end

print(fac(4))
print(fac(5))
print(baum())
print(baum())