With these notions, we can rewrite...

• l.reset()
  while (we can read a token) {
  if (token is a paragraph break) {
  l.print(); l.reset();
  } else {
  word = token;
  if (!l.canfit(word)) {
  l.print(); l.reset()
  }
  l.append(word)
  }
  }
  l.print(); l.reset()

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