object O {
  def f: String = {
    "1" + 1 + "1" + 1 +
    "1" + 1 + "1" + 1 +
    "1" + 1 + "1" + 1 +
    "1" + 1 + "1" + 1 +
    "1" + 1 + "1" + 1 +
    "1" + 1 + "1" + 1
  }
}