print
info
save
this is a test
negate 3
print all
info info
invert colours
invert . #
dilate 3 x 3
dilate
dilate 4
dilate 11
dilate 5 5
erode
erode 5 x 5
erode 2
erode -5
erode 333
erode 7 7
load spot.txt
quit now
print
info
quit