distance = 14
while true do
  os.queueEvent("randomEvent")
  os.pullEvent()
  i = 1
  if rs.getOutput("left") == true then
    os.shutdown()
  end
  shell.run("turn","right","2")
  shell.run("go","forward",distance)
  turtle.digDown()
  shell.run("go","down","1")
  shell.run("excavate","3")
  shell.run("turn","right","2")
  shell.run("go","up","1")
  shell.run("go","forward",distance)
  slot = 1
  while slot < 10 do
        turtle.select(slot)
        turtle.drop()
        slot = slot + 1
  end
  distance = distance + 3
end