need help with a computer science program. this is in C++ language. i have added the url needed for access to the program files that are given.

http://andrewwinslow.com/2380/labDLLD/

this link will get you access to the files needed for this program.

we only need to modify the deque.cpp file from the files given.

also WE CAN NOT MODIFY ANY OF THE FUNCTIONS. we just need to add code to the funcitons that have the (EDIT HERE) PART