Assume that an ArrayList of integers named a has been declared and initialized. Write a single statement that assigns a new value to the first element of the ArrayList. The new value should be equal to twice the value stored in the last element of the ArrayList.

Following are the code to this question:

a[0] = a[a.length-1] * 2; //assign value in the first element in array

Explanation:

In the given question, it is declared, that an array list "a" is declared, that contains only integer number, in which we assign a number in the array list first element so, the code to this question can describe as follows:

omg taking this same test i was stuck on the same question i was too lazy to read the book sadly i cant really give you an answer to this question too complex the answer will be in chapter 5 of the cay

add the following