public class Main {
public static void main(String[] args) {
StringBuilder lipsum = new StringBuilder("Lorem ipsum dolor sit amet.");
System.out.println("lipsum = " + lipsum.toString());
lipsum.delete(0, 28);
System.out.println("lipsum = " + lipsum.toString());
lipsum.deleteCharAt(lipsum.length() - 1);
System.out.println("lipsum = " + lipsum.toString());
}
}