package labPT;

class PTB1 {
	String[] data;

	public PTB1(String parm) {
		data=PTData.getData(parm);
	}

	public String getLast() {
		if (data==null || data.length==0) return "";
		String last=data[0]; // must be a data[0] if we get here
		for(String word : data) {
			if (last.compareTo(word) < 0) last=word;
		}
		return last;
	}

	public void printData() {
		for(String word : data) System.out.println(word);
	}

	public static void main(String[] args) {
		PTB1 obj = new PTB1("B1");
		obj.printData();
		System.out.println("Last word: " + obj.getLast());
	}
}