Chapter 15, Problem 17E

Explanation of Solution

Adding the “stretch” method in “ArrayIntList” class:

//definition of "ArrayIntList" class

public class ArrayIntList

{

    //declare the required variables

    private int[] elementData;

    private int size;

    //refer the remaining methods in the textbook

    //definition of "stretch" method

    public void stretch(int n)

    {

      //check "n" is greater than 0

        if (n > 0)

        {

            //iterate "i" until it reaches 0

            for (int i = n * size - 1; i >= 0; i--)

            {

/*check "i" mod n is not equal to 0*/

                if (i % n != 0)

                {

                    //call the method

       ;&#...