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|      7 \begin{document} |      7 \begin{document} | 
|      8  |      8  | 
|      9  |      9  | 
|     10 %% should ask to lower case the words. |     10 %% should ask to lower case the words. | 
|     11  |     11  | 
|     12 \section*{Part 7 (Scala, 7 Marks)} |     12 \section*{Main Part 2 (Scala, 7 Marks)} | 
|     13  |     13  | 
|     14  |     14  | 
|     15 \noindent |     15 \noindent | 
|     16 You are asked to implement a Scala program for recommending movies |     16 You are asked to implement a Scala program for recommending movies | 
|     17 according to a ratings list. This part is due on \cwSEVENa{} at 5pm.\bigskip |     17 according to a ratings list. This part is due on \cwSEVENa{} at 5pm.\bigskip | 
|     68  |     68  | 
|     69  |     69  | 
|     70 \newpage |     70 \newpage | 
|     71  |     71  | 
|     72  |     72  | 
|     73 \subsection*{Part (7 Marks, file danube.scala)} |     73 \subsection*{Main Part 2 (7 Marks, file danube.scala)} | 
|     74  |     74  | 
|     75 You are creating Danube.co.uk which you hope will be the next big thing |     75 You are creating Danube.co.uk which you hope will be the next big thing | 
|     76 in online movie renting. You know that you can save money by |     76 in online movie renting. You know that you can save money by | 
|     77 anticipating what movies people will rent; you will pass these savings |     77 anticipating what movies people will rent; you will pass these savings | 
|     78 on to your users by offering a discount if they rent movies that |     78 on to your users by offering a discount if they rent movies that |