lines = []
for l in open("input.txt", 'r').read().splitlines():
	p = l.split(" -> ")
	q = []
	q.append(p[0].split(","))
	q.append(p[1].split(","))
	lines.append([[int(q[0][0]),int(q[0][1])],[int(q[1][0]), int(q[1][1])]])
grid = [[0 for i in range(1000)] for j in range(1000)]
print(lines)

for l in lines:
	if l[0][0] == l[1][0]: 
		if l[0][1] > l[1][1]:
			l = (l[1],l[0])
		for i in range(l[0][1], l[1][1]+1):
			grid[l[0][0]][i] += 1
	if l[0][1] == l[1][1]:
		if l[0][0] > l[1][0]:
			l = (l[1],l[0])
		for i in range(l[0][0], l[1][0]+1):
			grid[i][l[0][1]] += 1

overlaps=0
for m in grid:
	print(m)	
	for n in m:
		if n > 1:
			overlaps += 1
print(overlaps)