Consider the following method Write the output produced by t

Consider the following method:

Write the output produced by the method when passed each of the following ArrayLists:

[10, 20, 30]:
[8, 2, 9, 7, 4]:
[-1, 3, 28, 17, 9, 33]:

Solution

[10, 20, 30]: [20, 10, 20, 30, 30, 20] [8, 2, 9, 7, 4]: [8, 7, 8, 2, 9, 7, 4, 4, 2, 8] [-1, 3, 28, 17, 9, 33]: [33, 28, 33, -1, 3, 28, 17, 9, 33, 17, -1, 33]