local pullEvent = os.pullEvent
while true do
 term.clear()
 term.setCursorPos(1, 1)
 print("Please Enter Password:")
 input = read("*")
 if input == "robit" then
  redstone.setOutput("left", true)
  os.sleep(2)
  redstone.setOutput("left", false)
 end
 if input == "tomtrein" then
  redstone.setOutput("bottom", true)
  os.sleep(0.5)
  redstone.setOutput("bottom", false)
 end
end