Created linked list will be 57.11 .2 .56 .12 .61
head = push ( head , 61 ) ; head = push ( head , 12 ) ; head = push ( head , 56 ) ; head = push ( head , 2 ) ; head = push ( head , 11 ) ; head = push ( head , 57 ) ; document . write ( " " ) ; head = deleteEvenNodes ( head ) ; printList ( head ) ;