Update sample_exams.md
Update sample_exams.md
ucsb-cs8/ucsb-cs8.github.io,ucsb-cs32/ucsb-cs32.github.io,ucsb-cs8/ucsb-cs8.github.io,ucsb-cmptgcs-1a/ucsb-cmptgcs-1a.github.io,ucsb-cs32/ucsb-cs32.github.io,ucsb-cmptgcs-1a/ucsb-cmptgcs-1a.github.io,ucsb-cs24/ucsb-cs24.github.io,ucsb-cs8/ucsb-cs8.github.io,ucsb-cs8/ucsb-cs8.github.io,ucsb-cs24/ucsb-cs24.github.io,ucsb-cs16/ucsb-cs16.github.io,ucsb-cmptgcs-1a/ucsb-cmptgcs-1a.github.io,ucsb-cs16/ucsb-cs16.github.io