send&receive

rednet.open("back")


function receive()
   while true do
   event, id, message = os.pullEvent("rednet_message")
   print(id.." envoie ".. message)
   end
end



function send()
   while true do
   print("id :")
   id = read()
   print("message")
   message = read()
   rednet.send(id,message)
   end
end

parallel.waitForAll(receive(), send())