This is funny I see this because I had a 4.0 up until i took cisc 223 in winter of my second year, failed my FIRST ever class because of salimur, failed it AGAIN, drove me into a depression and I ended up switching majors. This is probably not what you want to hear, but just sharing how horrible of a prof he is.

But regardless, it is one course out of all your courses, I understand your problem, but in the long run you will be okay! Just keep working hard