MISSING_NAME.java

private static final char[] ALPHABET = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 
	'0', 'a', 'b', 'c', 'd', 'e', 'f' };

private static final int LENGTH = 12;


public static String __MISSING_NAME__(final String s) {

	final StringBuilder stringBuilder = new StringBuilder(s);

	for (int i = 0; i < LENGTH; i++) {
		stringBuilder.append(
			ALPHABET[
				(int) Math.floor(Math.random() 
				* (double) ALPHABET.length)]);
	}

	return stringBuilder.toString();
}