[[http://www.cs.purdue.edu/homes/xyzhang/spring13/MidtermS12.Sol.pdf|Midterm 2012]] \\


[[http://www.cs.purdue.edu/homes/xyzhang/spring13/midterm10.pdf|Midterm 2010]] \\

[[http://www.cs.purdue.edu/homes/xyzhang/spring13/final10.pdf|Final 2010]]