docs: public static String padWithMax(final int numToPad, final int maxValue) {
      checkArgument(numToPad >= 0);
      checkArgument(numToPad <= maxValue);
      final int maxLength = Integer.toString(maxValue).length();
      final String baseString = Integer.toString(numToPad);
      final String padding = Strings.repeat("0", maxLength - baseString.length());
      return padding + numToPad;
    }