pw

pw = "7744"

j1 = 0
j2 = 0
j3 = 0
j4 = 0

m = peripheral.wrap("back")


function drawpin()
	m.setBackgroundColor(colors.red)
	m.clear()
	m.setBackgroundColor(colors.black)
	m.setTextColor(colors.white)
	m.setCursorPos(1,1)
	m.write("1")
	m.setCursorPos(3,1)
	m.write("2")
	m.setCursorPos(5,1)
	m.write("3")
	m.setCursorPos(1,3)
	m.write("4")
	m.setCursorPos(3,3)
	m.write("5")
	m.setCursorPos(5,3)
	m.write("6")
	m.setCursorPos(1,5)
	m.write("7")
	m.setCursorPos(3,5)
	m.write("8")
	m.setCursorPos(5,5)
	m.write("9")

	m.setBackgroundColor(colors.black)
	m.setTextColor(colors.white)
	m.setCursorPos(10,1)
	m.write("0000")
end

function unlock()
	m.setBackgroundColor(colors.green)
	m.clear()
	redstone.setAnalogOutput("bottom",15)
	sleep(3)
	redstone.setAnalogOutput("bottom",0)
	j1 = 0
	j2 = 0
	j3 = 0
	j4 = 0
	drawpin()
end

drawpin()




while true do
  event, side, xPos, yPos = os.pullEvent("monitor_touch")


  drawpin()


  j4 = j3
  j3 = j2
  j2 = j1
  if yPos == 1 then
    if xPos == 1 or xPos == 2 then
      j1 = 1
    elseif xPos == 3 or xPos == 4 then
      j1 = 2
    elseif xPos == 5 or xPos == 6 then
      j1 = 3
    end
  elseif yPos == 3 then
    if xPos == 1 or xPos == 2 then
      j1 = 4
    elseif xPos == 3 or xPos == 4 then
      j1 = 5
    elseif xPos == 5 or xPos == 6 then
      j1 = 6
    end
  elseif yPos == 5 then
    if xPos == 1 or xPos == 2 then
      j1 = 7
    elseif xPos == 3 or xPos == 4 then
      j1 = 8
    elseif xPos == 5 or xPos == 6 then
      j1 = 9
    end
  end

  j = j4..j3..j2..j1

  m.setBackgroundColor(colors.black)
  m.setTextColor(colors.white)
  m.setCursorPos(10,1)
  m.write(j)

  if j == pw then
    unlock()
  end

end