<p><img alt="4. (20 points) Consider enqueue(e) and dequeue) methods in queue. Suppose we imple- mented queue interface as we did in class" src="https://media.cheggcdn.com/media%2F752%2F752cf6a5-0966-463a-889a-f6d708f32167%2Fphp7LPG4x.png" style="height:1024px;width:788px;" aria-describedby="d3f"/></p>4. (20 points) Consider enqueue(e) and