DocumentPreprocessor
--------------------

StringBuilder outtext = new StringBuilder();
for (int i = 0; i < intext.length(); i++) {
	char ithChar = intext.charAt(i);
	if (Character.isLetterOrDigit(ithChar))
		outtext.append(ithChar);
	else
		outtext.append(" ");
}
outfile.println(outtext.toString());


DocumentAnalyzer
----------------

if (word.length() > 9)
	wordcount[0]++;
else
	wordcount[word.length()]++;