The code has to calculate time it took in nanoseconds to implement each operation (add on element, addFirst, and removeLast). Thank you.

eOverride / Return the number of elenents in this list */ public int size() f \} return size; public static void main(String[] args) \& I/ Create a list var gyLinkedList = new MyLinkedListeinteger >(1) //add 4 elements for (int 1=1;1