package lectures.iterator_scanning;
import util.annotations.WebDocuments;

@WebDocuments({"Lectures/IteratorScanning.pptx", "Lectures/IteratorScanning.pdf", "Videos/IteratorScanning.avi"})
public class MonolithicUpperCasePrinter {
    public static void main(String[] args) {
        if (args.length != 1) {
            System.out.println("Illegal number of arguments:" + args.length
                    + ". Terminating program.");
            System.exit(-1);
        }
        System.out.println("Upper Case Letters:");
        int index = 0;
        while (index < args[0].length()) {
            if (Character.isUpperCase(args[0].charAt(index)))
                System.out.print(args[0].charAt(index));
            index++;
        }
        System.out.println();
    }

}