local detector = peripheral.find("playerDetector")
if not detector then
    error("Couldn't find the stalker thingie")
end

term.clear()

while true do
	local players = detector.getOnlinePlayers()
	local positions = ""
	for _, player in next, players do
		local position = detector.getPlayerPos(player)
		if not position then
			continue
		end

		positions = positions..string.format("%s: XYZ: %d%d%d", player, position.X, position.Y, position.Z)
	end
end