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

int main(){

    FILE *ifp, *ofp;
    char *mode="r";
    char inputFilename[] = "adunare.in";
    char outputFilename[] = "adunare.out";

    ifp=fopen("aduanare.in", mode);
    if(ifp==NULL){
        fprintf(stderr, "Can't open!\n");
        exit(1);
    }

    ofp=fopen(outputFilename, "W");
    if(ofp==NULL){
        fprintf(stderr, "Can't open!\n", outputFilename);
        exit(1);
    }
    int a,b,sum;
    fscanf(ifp, "%d\n%d", &a,&b);
    fclose(ifp);
    sum=a+b;
    fprintf(ofp, "%d\n", sum);
    fclose(ofp);

    return 0;
}