random_ip = function()
	first_byte_range = range(0,	255)
	first_byte_range.remove(192) //reserved
	first_byte_range.remove(191) //reserved
	first_byte_range.remove(0) //reserved
	first_byte_range.remove(10) //private
	first_byte_range.remove(172) //private
	first_byte_range.remove(128) //reserved
	first_byte_range.remove(223) //reserved

	rest_byte_range = range(0,255)
	
	ip = []
	ip.push(floor(rnd() * first_byte_range.len))
	for i in range(2)
		ip.push(floor(rnd() * rest_byte_range.len))
	end for
	ip = ip.join(".")

	if is_valid_ip(ip) and get_router(ip) and get_shell.ping(ip) then
		return ip
	end if
	return random_ip
end function

while true
	ip = random_ip
	router = get_router(ip)
	ports = router.used_ports

	is_hack_shop = false
	for port in ports
		info = router.port_info(port)
		print info
		if info.indexOf("repository") != null then
			exit "there is your hack shop " + ip
		end if
	end for
end while