local time = os.time()

while true do

time = os.time()

rs.setOutput("back",false)
rs.setOutput("left",false)
rs.setOutput("front",false)
rs.setOutput("right",false)


if time > 0 then <-- midnight
 if time < 3 then
	rs.setOutput("back",true)

 end
 end

 if time > 3  then
 if time < 6 then

	rs.setOutput("right",true)
 end
 end

 if time > 6 then
 if time < 9 then

	rs.setOutput("front",true)
 end
 end

 if time > 9 then -- sunrise
 if time < 12 then

	rs.setOutput("left",true)
 end
 end



sleep(1)
end