startup

local tText = {
"  Mining World",
"Please protect using",
"GriefDefender!"
}
local sSide = "bottom"

local function printCenter(mon, t)
  local w, h = mon.getSize()
  local y = math.floor((h / 2) - (#t / 2)) - 1
  for i, line in ipairs(t) do
        local x = math.floor((w / 2) - (#line / 2))
        --mon.setTextScale(1)
        mon.setCursorPos(x, y + i)
        mon.write(line)
  end
end

printCenter(peripheral.wrap(sSide), tText)