// From "The Java Language Specification", page 40

class Value { int val; }

class Test {
        public static void main(String[] args) {
                int i1 = 3;
                int i2 = i1;
                i2 = 4;
                System.out.print("i1==" + i1);
                System.out.println(" but i2==" + i2);
                Value v1 = new Value();
                v1.val = 5;
                Value v2 = v1;
                v2.val = 6;
                System.out.print("v1.val==" + v1.val);
                System.out.println(" and v2.val==" + v2.val);
        }
}