local players = {"Shadow_67130", "batword","AyoryII","Strahmdu60180","val65","Akimitsune"}
    side = "bottom"
    timeout = 3.5
    char1 = "p"
    char2 = "o"
    char3 = "i"

    os.pullEvent = os.pullEventRaw


    redstone.setOutput(side , false)


    function openPorte()
      redstone.setOutput(side , true)
      sleep(timeout)
      redstone.setOutput(side , false)
    end

    while true do
      event, playerName = os.pullEvent()
      if (event == "player") then
        print("Hello " .. playerName)
        for i=#players,1,-1 do
          if (players[i]==playerName) then
            openPorte()
          end
        end
      elseif (event == "char" and playerName==char1) then
        event, char= os.pullEvent("char")
        if (char == char2) then
          event, char= os.pullEvent("char")
          if (char == char3) then
            break
          else
            os.reboot()
          end
        else
          os.reboot()
        end
      end
    end