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


int main(int argc, char * argv[]) {
    if(argc < 3) {
        printf("Nema dovolno argumenti\n");
        return 0;
    }

    FILE * in = fopen(argv[1], "r");
    FILE * out = fopen(argv[2], "w");

    if(in == NULL || out == NULL) {
        printf("Ne postojat datotekite\n");
        return 0;
    }
    int a, b;
    fscanf(in, "%d%d", &a, &b);

    fprintf(out, "%d\n", a + b);
    return 0;
}