cp -r /home/rcposs/assignment1 ~/assignment3

convert cat1.ppm -geometry 320x200 -depth 8 smallcat1.ppm

make clean
make CC='slc -b mta -DMG_VIRTUAL_TIME'

prun -np 1 slr -- ./filter -i smallcat1.ppm -o smallgraycat1.ppm -f gray -g  1 2>&1 | less -S