#Luka Kolar

#Python 2.7

#Bere iz standardnega vhoda

for i in range(5):

inp = raw_input("")

inp1 = ""

for i in inp:

if inp != " ":

inp1 += i

temp_li = inp1.split(",")

#DEFINING VARIABLES

queen1x = temp_li[0]

queen1x = int(queen1x) - 1

queen1y = temp_li[1]

queen1y = int(queen1y) - 1

queen2x = temp_li[2]

queen2x = int(queen2x) - 1

queen2y = temp_li[3]

queen2y = int(queen2y) - 1

rang = temp_li[4]

rang = int(rang)

#GRID PREPARATION

grid = []

for i in range(8):

grid.append(["0", "0", "0", "0", "0", "0", "0", "0"])

grid[queen1x][queen1y] = "x"

grid[queen2x][queen2y] = "x"

for i in range(1, rang + 1):

#VERTICAL CHECK

if queen1x + i < 8 and grid[queen1x + i][queen1y] != "x":

grid[queen1x + i][queen1y] = "#"

if queen1x - i >= 0 and grid[queen1x - i][queen1y] != "x":

grid[queen1x - i][queen1y] = "#"

if queen2x + i < 8 and grid[queen2x + i][queen2y] != "x":

grid[queen2x + i][queen2y] = "#"

if queen2x - i >= 0 and grid[queen2x - i][queen2y] != "x":

grid[queen2x - i][queen2y] = "#"

#HORIZONTAL CHECK

if queen1y + i < 8 and grid[queen1x][queen1y + i] != "x":

grid[queen1x][queen1y + i] = "#"

if queen1y - i >= 0 and grid[queen1x][queen1y - i] != "x":

grid[queen1x][queen1y - i] = "#"

if queen2y + i < 8 and grid[queen2x][queen2y + i] != "x":

grid[queen2x][queen2y + i] = "#"

if queen2y - i >= 0 and grid[queen2x][queen2y - i] != "x":

grid[queen2x][queen2y - i] = "#"

#DIAGONAL CHECK

if queen1x + i < 8 and queen1y + i < 8 and grid[queen1x + i][queen1y + i] != "x":

grid[queen1x + i][queen1y + i] = "#"

if queen1x - i >= 0 and queen1y - i >= 0 and grid[queen1x - i][queen1y - i] != "x":

grid[queen1x - i][queen1y - i] = "#"

if queen1x + i < 8 and queen1y - i >= 0 and grid[queen1x + i][queen1y - i] != "x":

grid[queen1x + i][queen1y - i] = "#"

if queen1x - i >= 0 and queen1y + i < 8 and grid[queen1x - i][queen1y + i] != "x":

grid[queen1x - i][queen1y + i] = "#"

if queen2x + i < 8 and queen2y + i < 8 and grid[queen2x + i][queen2y + i] != "x":

grid[queen2x + i][queen2y + i] = "#"

if queen2x - i >= 0 and queen2y - i >= 0 and grid[queen2x - i][queen2y - i] != "x":

grid[queen2x - i][queen2y - i] = "#"

if queen2x + i < 8 and queen2y - i >= 0 and grid[queen2x + i][queen2y - i] != "x":

grid[queen2x + i][queen2y - i] = "#"

if queen2x - i >= 0 and queen2y + i < 8 and grid[queen2x - i][queen2y + i] != "x":

grid[queen2x - i][queen2y + i] = "#"

#LOCATIONS COUNT

count = 0

for i in range(8):

for j in range(8):

if grid[i][j] == "0":

count += 1

print count