q = 1; r = 0; t = 1
k = 1; n = 3; l = 3

nn = null; nr = null
first = true

while true
	if (((4 * q) + r) - t) < (n * t)
		print n
		if first
			print "."
			first = false
		end
		nr = int(10 * (r - (n * t)))
		n = int((10 * ((3 * q) + r)) / t) - (10 * n)
		q *= 10
		r = nr
	else
		nr = int(((2 * q) + r) * l)
		nn = int((((q * (7 * k)) + 2) + (r * l)) / (t * l))
		q *= k
		t *= l
		l += 2
		k += 1
		n = nn
		r = nr
	end if
end while