public static void main(String[] args) {
 System.out.println("Backspace = <\b>");
 System.out.println("New line = <\n>");
 System.out.println("Return = <\r>");
 System.out.println("Formfeed = <\f>");
 System.out.println("Tab = <\t>");
 System.out.println("Backslash = <\\>");
 System.out.println("Single quote = <\'>");
 System.out.println("Double quote = <\">");
 System.out.println("Null = <\0>");

 System.out.println("\u0048\1451\u006c\157"); // Hello
 System.out.println('\u0e01'); // ก
 System.out.println('ก'); // ก
 }