In order to more efficiently grade we propose that a piece of software can help a professor grade a PDF (scanned or digital) file while also speeding the process up by presenting the question in a more efficient order.
GNU General Public License v3.0
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Line 35 of PDFGrader.java has a potential NullPointerException with toExternalForm #19
The function toExternalForm can produce a NullPointerException error, so something may need to be done if and when the error would occur.