Having trouble with 2nd //TODO comment. public static ArrayList<Integer> doArray

Question

Having trouble with 2nd //TODO comment.

public static ArrayList<Integer> doArrayListSearchGreatest(int numItems) {

       System.out.print("doArrayListSearchGreatest: ");
       ArrayList<Integer> list = new ArrayList<>();

       // TODO Write code that adds integers 0 through (numitems - 1)
       // to list.

       for(int i=0; i<=numItems-1; i++){
           list.add(i);
       }
      
       long startTime = getTimestamp();

       // TODO Write code that gets the element at the last index from list.

       long endTime = getTimestamp();
       long totalTime = endTime - startTime;
       System.out.println(totalTime);
      
       return list;
   }

Explanation / Answer

public static ArrayList<Integer> doArrayListSearchGreatest(int numItems) {
System.out.print("doArrayListSearchGreatest: ");
ArrayList<Integer> list = new ArrayList<>();
// TODO Write code that adds integers 0 through (numitems - 1)
// to list.
for(int i=0; i<=numItems-1; i++){
list.add(i);
}
  
long startTime = getTimestamp();
// TODO Write code that gets the element at the last index from list.
int lastElement = list.get(numItems-1);
long endTime = getTimestamp();
long totalTime = endTime - startTime;
System.out.println(totalTime);
  
return list;
}

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