You and your roommate are combining your DVD collections.
What you’d like to do is see which DVD’s you have duplicate copies of, and then sell the extra copies on eB
To automate the process of determining how much money you expect to make, you decide to write a comp
This function takes in two arrays of DVDs (representing your roommates’ DVDs and your DVDs, respective
If both of you share a DVD with the same title but different sale prices (the 7th edition always costs more th
