#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>

#define LINELENGTH 150
#define NEXT(X) ((X + 3 + 1) % 3)
#define PREV(X) ((X + 3 - 1) % 3)

/* I wish I had python generator or Go coroutine... */
#define STATE_BEGIN 0
#define STATE_READING 1
#define STATE_END 2
int read_state = STATE_BEGIN;

/* Return at least 3 lines; first and last lines and first chars are all '.' */
char* readline(char* buf, int max_size) {
    switch (read_state) {
        case STATE_BEGIN:
            memset(buf, '.', max_size);
            buf[max_size - 2] = '\n';
            buf[max_size - 1] = '\0';
            read_state = STATE_READING;
            return buf;
        case STATE_READING:
            buf[0] = '.';
            if (!fgets(buf + 1, max_size, stdin)) {
                memset(buf, '.', max_size);
                buf[max_size - 2] = '\n';
                 buf[max_size - 1] = '\0';
                read_state = STATE_END;
            }
            return buf;
        case STATE_END:
            return NULL;
    }
}

#define IS_SYMBOL(X) ((X < '0' || X > '9') && X != '.' && X != '\n')
#define IS_ADJACENT_SYMBOL(buf, i, j) ( \
        IS_SYMBOL(buf[i][j - 1]) || IS_SYMBOL(buf[i][j + 1]) || \
        IS_SYMBOL(buf[PREV(i)][j]) || IS_SYMBOL(buf[NEXT(i)][j]) || \
        IS_SYMBOL(buf[PREV(i)][j - 1]) || IS_SYMBOL(buf[PREV(i)][j + 1]) || \
        IS_SYMBOL(buf[NEXT(i)][j - 1]) || IS_SYMBOL(buf[NEXT(i)][j + 1]))
    
int main(void) {
    char buf[3][LINELENGTH];
    int sum = 0;
    
    readline(buf[0], LINELENGTH);
    readline(buf[1], LINELENGTH);
    for (int i = 1; readline(buf[NEXT(i)], LINELENGTH); i = NEXT(i)) {
        bool is_part = false;
        int num = 0;

        for (int j = 1; buf[i][j]; j++) {  // j = 0 is '.' guard
            if (buf[i][j] >= '0' && buf[i][j] <= '9') {
                num = num * 10 + (buf[i][j] - '0');
                is_part = is_part || IS_ADJACENT_SYMBOL(buf, i, j);
            } else {
                sum += is_part ? num : 0;
                is_part = false;
                num = 0;
            }
        }
    }

    printf("%d\n", sum);
    return 0;
}