public static void main(String[] args) {
		String dir = ".";
		if (args.length == 1) {
			System.out.print("Usage: " + args[0] + " [inputDir] outputDir");
			return;
		}
		String output = "../output/";//args[1];
		if (args.length > 2) {
			dir = args[1];
			output = args[2];
		}

		DirManager manager = new DirManager(dir);
		manager.parseDir();
		manager.tagVirts();
		manager.writeOut(output);
	}