#include <stdio.h>

int main(int argc, char* argv[]) {
        char value[80];
        int arr[20];
        int val=1, count=0, j=0, i=0;

        FILE *fl;
        fl = fopen("test.txt","r");
        fgets(value, 80, fl);
        printf ("%s",value);
        fclose(fl);

         while (value != 0) {
                arr[i] = value % 10;
                value = value/10;
                i++;
        }

        for (j; j<i; j++) {
                printf("%d ",arr[j]);
                val *= arr[j];
                count++;
                if (count == 5) {
                        j =j-4;
                        count = 0;
                        printf("== %d\n",val);
                        val = 1;
                }
        }


return 0;

}