public class Main { public static void main(String[] args) { String result; // Represent characters from their unicode code points result = String.format("%c%c%c%c%c", 72, 101, 108, 108, 111); System.out.println(result); // Force unicode characters to uppercase result = String.format("%C%C%C%C%C", 72, 101, 108, 108, 111); System.out.println(result); } }