#include <stdio.h>
#include <string.h>
int max(int a,int b){
if(a>b) return a;
else return b;
}
int main(){
char a[200], b[200], c[200], d[200];
scanf("%s%s",a,b);
int ad=strlen(a), bd=strlen(b);
if(ad>bd){
for(int i=0; i<ad-bd; i++){
d[i]='0';
c[i]=a[i];
}
for(int i=ad-bd; i<ad; i++){
d[i]=b[i-ad+bd];
c[i]=a[i];
}
}
else{
for(int i=0; i<bd-ad; i++){
c[i]='0';
d[i]=b[i];
}
for(int i=bd-ad; i<bd; i++){
c[i]=a[i+ad-bd];
d[i]=b[i];
}
}
char ans[max(ad,bd)+5];
int tmp=0,tmp2=0;
for(int i=max(ad,bd)-1; i>=0; i--){
if(c[i]==',' || d[i]==','){
ans[i]=',';
continue;
}
if(tmp==1){
ans[i]='1';
tmp=0;
}
else{
ans[i]='0';
}
//printf("c=%c,d=%c,c+d=%d\n",c[i],d[i],(c[i]+d[i]-'0'-'0')%10);
if(i!=0 && (ans[i]+c[i]+d[i]-'0'-'0'-'0')>=10){
tmp=1;
}
else if(i==0 && (ans[i]+c[i]+d[i]-'0'-'0'-'0')>=10){
tmp2=1;
}
ans[i]=ans[i]+(c[i]+d[i]-'0'-'0')%10;
if(ans[i]>'9') ans[i]=ans[i]-10;
}
if(tmp2==1 && strlen(ans)%4==3) printf("1,");
else if(tmp2==1 && strlen(ans)%4!=3) printf("1");
for(int i=0; i<max(ad,bd); i++){
printf("%c",ans[i]);
}
printf("\n");
return 0;
}