Gareth solution Python/5pt2.py

   1 lines = []
   2 while True:
   3     try:
   4         a, b, c, d = map(int, input().replace(",", " ").replace(" -> ", " ").split())
   5         lines.append([(a, b), (c, d)])
   6     except ValueError:
   7         break
   8 x = 0
   9 for line in lines:
  10     if max(line[0]) > x or max(line[1]) > x:
  11         x = [max(line[0]), max(line[1])][max(line[0]) < max(line[1])]
  12
  13 diagram = [[0 for i in range(x + 1)] for j in range(x + 1)]
  14 for line in lines:
  15     if line[0][1] == line[1][1]:
  16         for i in range(min(line[0][0], line[1][0]), max(line[0][0], line[1][0]) + 1):
  17             diagram[line[0][1]][i] += 1
  18     elif line[0][0] == line[1][0]:
  19         for i in range(min(line[0][1], line[1][1]), max(line[0][1], line[1][1]) + 1):
  20             diagram[i][line[0][0]] += 1
  21     else:
  22         print(line)
  23         xs, x, ys, y = min(line[0][0], line[1][0]),\
  24                        max(line[0][0], line[1][0]), \
  25                        [line[0][1], line[1][1]][line[0][0] > line[1][0]],\
  26                        [line[0][1], line[1][1]][line[0][0] < line[1][0]]
  27         yp = ys
  28         for i in range(xs, x+1):
  29             diagram[yp][i] += 1
  30             yp += [-1, 1][ys < y]
  31
  32 count_bigger = 0
  33 for line in diagram:
  34     print(line)
  35     for num in line:
  36         count_bigger += [0, 1][num > 1]
  37
  38 print(count_bigger)