rednet.open("back")
print("computer booted")
local function rmButtons()
    while true do
            local event,from,message,distance = os.pullEvent()
            if event == "key" or event == "char" then
            rednet.broadcast(tostring(from))
            end
    end
end
local function OverShell()
    while true do
    read()
    end
end
parallel.waitForAny(rmButtons,OverShell)