class pgchars {
	public pgchars() {}
	static public void main(String[] args) {
		String x="ABCDEFGHIJKLMNOPQRSTUVWXYZ";

		x += x.toLowerCase();
		x += "0123456789";

		for (int i=2*8*8; i < 3*8*8+7*8+7; i++) {
			char[] c = { (char)i };
			x += new String(c);
		}

		x += "_$";

		System.out.println("final string size: " + x.length());
	}
}