startup

while true do
  term.clear()
  term.setCursorPos(1, 1)
  print("password please:")
  input = read("*")
  if input == "potato" then
    redstone.setOutput("left", true)
    sleep(4)
    redstone.setOutput("left", false)
  else
    print("WRONG")
    sleep(2)
  end
end