| 1 | #!/usr/bin/python |
| 2 | |
| 3 | import sys |
| 4 | |
| 5 | if len(sys.argv) < 3: |
| 6 | sys.stderr.write("usage: icom FILE1 FILE2\n") |
| 7 | sys.exit(1) |
| 8 | |
| 9 | tsz = (25, 25) |
| 10 | |
| 11 | files = [] |
| 12 | |
| 13 | for i in xrange(2): |
| 14 | f = open(sys.argv[i + 1]) |
| 15 | lines = [] |
| 16 | for y in xrange(tsz[1]): |
| 17 | line = [] |
| 18 | for x in xrange(tsz[0]): |
| 19 | p = [] |
| 20 | for c in f.read(3): |
| 21 | p.append(ord(c)) |
| 22 | line.append(tuple(p)) |
| 23 | lines.append(line) |
| 24 | files.append(lines) |
| 25 | f.close() |
| 26 | |
| 27 | sum = 0 |
| 28 | |
| 29 | for y in xrange(tsz[1]): |
| 30 | for x in xrange(tsz[0]): |
| 31 | p = [f[y][x] for f in files] |
| 32 | for c in xrange(2): |
| 33 | sum += abs(p[0][c] - p[1][c]) |
| 34 | |
| 35 | print sum |