Driver code
var head = newNode ( 8 ) ; head = insertBeg ( head , 7 ) ; head = insertBeg ( head , 6 ) ; head = insertBeg ( head , 5 ) ; head = insertBeg ( head , 3 ) ; head = insertBeg ( head , 2 ) ; head = insertBeg ( head , 1 ) ; document . write ( " " ) ; printList ( head ) ; rearrangeOddEven ( head ) ; document . write ( " " + " " ) ; printList ( head ) ;