A+B
#include <string.h>
#include <cstdio>
#include<cstdlib>
#include<iostream>
#include<string>
#include<math.h>
using namespace std;
int main()
{
char str1[15];
char str2[15];
while (scanf("%s%s",str1,str2)!=EOF) {
int i = 0;
int j = 1;
int sum1=0;
for (i = strlen(str1); i > 0; i--) {
if (str1[i] >= '0' && str1[i] <= '9') {
sum1 += (str1[i] - 48) * j;
j = j * 10;
}
}
if (str1[0] == '-') {
sum1 = -sum1;
}
int sum2 = 0;
j = 1;
for (i = strlen(str2); i >= 0; i--) {
if (str2[i] >= '0' && str2[i] <= '9') {
sum2 += (str2[i] - 48) * j;
j = j * 10;
}
}
if (str2[0] == '-') {
sum2 = -sum2;
}
cout << sum1+sum2<< endl;
}
return 0;
}