from collections import Counter

def CoordSplit(c):
    c = c.split(",")
    return c

def AreaSplit(a):
    a = a.split("x")
    return a


def cleanInput(li):
    i = 0
    for item in li:
        temparr = item.split()
        li[i] = ''.join(temparr[2:4]).split(':')
        i+=1

    return li

allCoords = []
overlappedCoords = []
templist = []

currCoord = []
currArea = []

start = []
inp = []

f = open('input.txt', 'r')

for line in f:
    inp.append(line.rstrip("\n"))

f.close()

#inp = ["#1 @ 1,3: 4x4", "#2 @ 3,1: 4x4", "#3 @ 5,5: 2x2"]

inp = cleanInput(inp)

i = 0
j = 0

for inputs in inp:

    currCoord = CoordSplit(inputs[0])
    currArea = AreaSplit(inputs[1])

    currCoord[0] = int(currCoord[0])
    currCoord[1] = int(currCoord[1])

    currArea[0] = int(currArea[0])
    currArea[1] = int(currArea[1])

    start.append(currCoord[0])
    start.append(currCoord[1])


    while i < (currArea[1]):
        if i != 0:
            currCoord[0] += 1

        while j < currArea[0]:
            if j != 0:
                currCoord[1] += 1

            templist.append(currCoord[0])
            templist.append(currCoord[1])

            allCoords.append(templist)
            templist = []
            j+=1

        currCoord[1] = start[1]
        j = 0
        i+=1

    currCoord[0] = start[0]
    i = 0
    start = []


tupledAllCoords = map(tuple, allCoords)

final_count = Counter(tupledAllCoords)

curr = (0,0)

for key, value in final_count.items():

    if value > 1:
        overlappedCoords.append(key)

print(len(overlappedCoords))

#99314 is the wrong answer. it's too low.
#467210 is wrong. it's too high.