Receiver

rednet.open("top")
local frontc = 0
local backc = 0
local leftc = 0
local rightc = 0
term.clear()
term.setCursorPos(1,1)
while true do
local senderId, message, distance = rednet.receive()
print(message)
if message == "front" then
  frontc = frontc + 1
  if frontc > 1 then
    rs.setOutput("front", false)
    frontc = 0
  else
    rs.setOutput("front", true)
  end
elseif message == "back" then
  backc = backc + 1
  if backc > 1 then
    rs.setOutput("back", false)
    backc = 0
  else
    rs.setOutput("back", true)
  end
elseif message == "right" then
  rightc = rightc + 1
  if rightc > 1 then
    rs.setOutput(message, false)
     rightc = 0
  else
    rs.setOutput(message, true)
  end
elseif message == "left" then
  leftc = leftc + 1
  if leftc > 1 then
    rs.setOutput(message, false)
     leftc = 0
  else
    rs.setOutput(message, true)
  end
end
end