public class XorOp
{
    public static void main(String[] args) 
    {
        int x = 18;
        
        if ( (x%2 == 0) ^ (x%3 == 0) )
        {
           System.out.println("number is divisible by 2 or 3"); 
           System.out.println("but not by BOTH");
        }
    }
}