#!/bin/python3

import re
import sys
from pprint import pprint 
input_f  = sys.argv[1]
count = 0
arr = []

with open(input_f) as file:
    for line in file:
        arr.append(list(line.lstrip().rstrip()))
	
X=len(arr[0])
Y=len(arr)
neighbors = lambda x, y : [(x2, y2) for x2 in range(x-1, x+2)
                               for y2 in range(y-1, y+2)
                               if (-1 < x <= X and
                                   -1 < y <= Y and
                                   (x != x2 or y != y2) and
                                   (0 <= x2 < X) and
                                   (0 <= y2 < Y))]
checked = []
numbers = []

def find_num(n,m,result):
    gear_numbers = []
    tmp_numbers = []
    gear_count = 0
    for i in n:
        if arr[i[0]][i[1]].isdigit() and i not in checked:
            ctmp = 1
            left=False
            right=False
            num = str(arr[i[0]][i[1]])
            checked.append(i)
            while left == False or right == False:
                while arr[i[0]][i[1]-ctmp].isdigit() and (i[0],i[1]-ctmp) not in checked:
                    checked.append((i[0],i[1]-ctmp))
                    num = str(arr[i[0]][i[1]-ctmp]) + num 
                    ctmp = ctmp + 1
                left = True
                ctmp = 1
                while i[1]+ctmp < len(arr) and arr[i[0]][i[1]+ctmp].isdigit()  and (i[0],i[1]+ctmp) not in checked:
                    checked.append((i[0],i[1]+ctmp))
                    num = num + str(arr[i[0]][i[1]+ctmp]) 
                    ctmp = ctmp + 1
                right = True
            gear_count += 1
            numbers.append(int(num))
            tmp_numbers.append(int(num))
    if gear_count == 2:
        for i in range(0,gear_count):
            gear_numbers.append(numbers[len(numbers)-i-1])
    if len(gear_numbers) == 2:
        #print("gears ",end="")
        #print(arr[m[0]][m[1]],end="")
        #print(" ",end="")
        #print(gear_numbers)
        return result + (gear_numbers[0]*gear_numbers[1]) 
    return result

sym = ()
result = 0
for idx,i in enumerate(arr):
    for jdx,j in enumerate(i):
        tmp = arr[idx][jdx]
        if tmp.isdigit() == False and tmp != '.':
            #print(tmp + " (" + str(idx) + "," + str(jdx) + ")")
            n = neighbors(idx,jdx)
            sym = (idx,jdx)
            result = find_num(n,sym,result)

print(result)