Java tutorial
public class Main { public static void main(String args[]) { Boolean b1 = new Boolean("TRUE"); Boolean b2 = new Boolean("FALSE"); System.out.println(b1.toString() + " or " + b2.toString()); for (int j = 0; j < 16; ++j) System.out.print(Character.forDigit(j, 16)); Integer i = new Integer(Integer.parseInt("ef", 16)); Long l = new Long(Long.parseLong("abcd", 16)); long m = l.longValue() * i.longValue(); System.out.println(Long.toString(m, 8)); } }