Assume that an ArrayList of Integer s named a that contains exactly five elements has been declared and initialized. In addition, an int variable j has also been declared and initialized to a value somewhere between 0 and 3 .
Write a single statement that assigns a new value to element of the ArrrayList indexed by j . This new value should be equal to twice the value stored in the next element of the ArrayList (i.e. the element after the element indexed by j .