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

FILE *f,*g;

int main()
{
    int a,b;    

    f = fopen("adunare.in","r");
    g = fopen("adunare.out","w");
    
    if(f==NULL)
    {   
        perror("Eroare fisier intrare!!!");
        exit(1);
    }

    if(g==NULL)
    {   
        perror("Eroare fisier iesire!!!");
        exit(1);
    }
    
    fscanf(f,"%d",&a);
    fscanf(f,"%d",&b);

    fprintf(g,"%d",a+b);

    fclose(f);
    fclose(g);

    return 0;
}