// read in a first image
// print out the image
  Image 0 is 8x8 with 33 nodes
  Image 0 content:
8
00001111
00001111
00111111
11111111
00001111
01000000
00000000
00000000
// rotate and invert the image
// print out the image
  Image 0 is 8x8 with 33 nodes
  Image 0 content:
8
11110111
11010111
11110011
11110011
11100000
11100000
11100000
11100000