HW5, what points were taken off for.

4 Points for each problem.

If the program does not run at all, it is a 0.  You can fix it and 
turn it in again to get back half of the points.

-1 no name.
-1 no collaborators listed.

Arithmetic sum problem:
Between -.5 to -2 for the formula if it is wrong, depending on "how bad" was 
it.
-1 print instead of return.